This page in your language

فارسی

العربية

Deutsch

Español

Français

日本語

한국어

Português

中文

हिन्दी

B2 adjective #15,000 most common 13 min read

barometer

Practice it Examples Notes & Tips barometer in 30 Seconds

Explanation barometer in your Level:

At the A1 level, the word 'barometer' is quite advanced, but we can understand it in a very simple way. Imagine a special clock that doesn't tell the time, but tells you about the weather. This 'weather clock' is called a barometer. In the past, many people had these in their homes. If the needle on the barometer moved to one side, it meant 'Rain is coming.' If it moved to the other side, it meant 'The sun will shine.' So, at this level, you only need to know that a barometer is a tool for the weather. It helps people know if they should take an umbrella when they go outside. You can think of it like a thermometer, but instead of heat, it measures the 'weight' of the air. When the air is heavy (high pressure), the weather is usually good. When the air is light (low pressure), the weather is usually bad. You might see a picture of a barometer in a science book for children. It is a long word, but you can say it like this: 'ba-ROM-eh-ter.' Remember, it is a thing, a noun. You can say, 'I have a barometer,' or 'The barometer says it will rain.' It is a very old tool, but scientists still use it today to help us know the weather on the news.

For A2 learners, a 'barometer' is a noun that describes a scientific instrument. Its main job is to measure atmospheric pressure. This sounds complicated, but it just means 'how much the air is pushing down on us.' We use barometers to predict the weather. If the pressure goes down quickly, a storm is usually coming. In many English-speaking countries, old-fashioned barometers are often kept as decorations in houses because they look like beautiful wooden clocks. At this level, you can start to see how the word might be used in a slightly more interesting way. For example, if your mother is very happy, you might say the 'mood' in the house is good. A barometer 'measures' the mood. However, mostly at A2, you will see this word in science lessons or weather reports. You should know that it is a countable noun, so you use 'a' or 'the' with it. You might hear a teacher say, 'Look at the barometer to see the air pressure.' It is different from a thermometer because a thermometer measures heat (Celsius or Fahrenheit), but a barometer measures pressure (usually in millibars or inches). It is a useful word to know if you are interested in nature, sailing, or hiking, because hikers often use small barometers to see if the weather is going to change while they are on a mountain.

At the B1 level, you should be comfortable with both the literal and the beginning of the figurative use of 'barometer.' Literally, it is the instrument used in meteorology to measure air pressure and forecast weather changes. However, you will also start to see it in news articles and books to describe things that act as a sign or an indicator. For example, if a teacher wants to know if the students understand the lesson, she might look at their faces. Their expressions are a 'barometer' of their understanding. This means their faces 'show' or 'measure' how much they know. At this level, you should notice the common pattern: 'A is a barometer of B.' This is a very useful structure for writing essays. If you are writing about the environment, you could say, 'The health of the birds is a barometer of the forest's health.' This makes your English sound more professional and precise. You are moving beyond simple words like 'sign' or 'example' and using a more academic term. You should also be aware of the adjective form, 'barometric,' as in 'barometric pressure,' which you might hear on a detailed weather forecast. When you use 'barometer' as a metaphor, you are comparing a social situation to the weather, suggesting that you can 'predict' what will happen by looking at certain signs today.

At the B2 level, 'barometer' is a key vocabulary word for discussing trends, economics, and social changes. You are expected to use it primarily in its figurative sense. A barometer is a reliable indicator or standard used to judge or measure changes in a specific situation. For instance, in an economic discussion, you might say that 'The unemployment rate is a crucial barometer of the country's economic stability.' This implies that the unemployment rate isn't just a number; it is a tool that allows us to understand the 'pressure' within the economy and predict future health or decline. You should be able to use the word to describe complex social phenomena. For example, 'The diversity of a company's board is often seen as a barometer of its commitment to inclusivity.' Here, the word 'barometer' adds a layer of analytical depth. It suggests that inclusivity is something that can be measured and that the board's composition is the most accurate instrument for that measurement. You should also be careful with collocations. You will often see 'barometer' used with verbs like 'serve as,' 'act as,' 'provide,' or 'constitute.' At this level, you should also be able to distinguish 'barometer' from similar words like 'benchmark' (a point of reference) or 'litmus test' (a decisive test). A barometer is about ongoing measurement and trends, while a litmus test is about a single, defining moment.

For C1 learners, the word 'barometer' is a nuanced tool for sophisticated analysis. You should use it to describe how specific data points or social behaviors reflect broader, more systemic realities. At this level, the word often appears in the context of 'proxy' measurements—where one thing is used to stand in for another that is harder to measure directly. For example, 'In the absence of direct data on consumer happiness, the frequency of repeat purchases serves as a reliable barometer of brand loyalty.' Notice how the sentence structure is more complex here. You are not just saying it is a sign; you are explaining *why* it is being used as a measurement. You should also feel comfortable using the word in political and historical contexts. You might describe the 'literary output of a decade as a barometer of its political tensions,' suggesting that art is a sensitive instrument that reacts to the 'atmospheric pressure' of politics. At C1, you should also be aware of the word's limitations and use it with appropriate modifiers. You might speak of a 'shifting barometer,' an 'imperfect barometer,' or a 'highly sensitive barometer.' This shows you understand that not all indicators are perfect. You can also use it to discuss 'bellwether' phenomena, where certain segments of a population act as a barometer for the whole. Your usage should demonstrate that you understand the word's connotation of 'predictive measurement'—that it’s not just about the present state, but about the forces that will shape the future.

At the C2 level, 'barometer' is used with high precision in academic, philosophical, and high-level journalistic writing. You should be able to weave the term into complex arguments about causality and correlation. For example, you might argue that 'The increasing volatility of the bond market acts as a sensitive barometer for the underlying fragility of the global financial architecture.' In this case, 'barometer' is used to link a specific market behavior to a massive, abstract concept like 'global financial architecture.' You should also explore the word's use in describing cultural zeitgeists. A C2 speaker might say, 'The rapid evolution of linguistic norms on social media constitutes a fascinating barometer of the accelerating pace of cultural hybridization.' Here, the word is part of a very dense, intellectual observation. You should also be able to use it in a more literary or metaphorical sense, perhaps describing a character's behavior as a 'barometer of their internal moral decay.' At this level, you are expected to understand the historical and scientific weight the word carries and use it to add a sense of 'empirical gravity' to your metaphors. You might also encounter it in specialized fields like 'bio-barometers,' where living organisms are used to monitor environmental changes. Your mastery of the word should be such that you can use it to describe any system where a visible, measurable change serves as a window into an invisible, complex force. You understand that calling something a 'barometer' is an act of categorization that defines that thing as the most significant metric in a given system.

Practice it Examples Notes & Tips

barometer in 30 Seconds

A scientific device for measuring air pressure to predict weather.
A metaphorical tool used to gauge social or economic trends.
Essential for meteorology, aviation, and analytical journalism.
A key B2-level word for describing indicators and signs of change.

The word barometer is a fascinating term that bridges the gap between hard science and metaphorical social observation. In its primary, literal sense, a barometer is a scientific instrument designed to measure atmospheric pressure. This measurement is crucial for meteorologists because changes in air pressure are the most reliable precursors to changes in the weather. When the pressure drops, it often signals an approaching storm or rainy weather; when it rises, it typically indicates clear, sunny skies. This physical reality of 'predicting what is coming next' by measuring the 'current pressure' is exactly why the word evolved into its secondary, figurative meaning. People use the word barometer to describe any person, thing, or event that serves as a reliable indicator of a larger trend, mood, or shift in a situation.

Scientific Origin: Invented in the 17th century, the barometer revolutionized how we understand the weight of the air above us, moving weather prediction from folklore to empirical science.

In contemporary conversation, you are more likely to encounter the word in a metaphorical context than in a laboratory. For instance, an economist might say that housing starts are a barometer of the nation's economic health. Here, the 'pressure' being measured is the financial stability and confidence of the public. If people are buying houses, the 'economic weather' is likely to be good. Conversely, if high-end luxury sales drop, analysts see it as a barometer of a looming recession. The beauty of this word lies in its ability to quantify something that feels abstract, like 'public mood' or 'market confidence,' by comparing it to a precise scientific tool.

The sudden increase in small business loans served as a hopeful barometer for the city's post-pandemic recovery.

When using this word, it is important to distinguish between a 'thermometer' and a 'barometer.' While a thermometer tells you the current temperature (the state of things right now), a barometer implies a prediction of future conditions based on current pressure. If a fashion trend is a barometer of cultural change, it suggests that the trend is a sign of a deeper shift that will define the next few years. It is used in politics to describe 'swing states' or 'bellwether' districts—regions whose voting patterns are seen as a barometer for the entire country's political leanings. This makes the word indispensable for journalists, analysts, and anyone trying to interpret complex systems.

Common Collocations: Commonly paired with 'of,' as in 'a barometer of public opinion' or 'a barometer of success.' Verbs like 'act as,' 'serve as,' or 'provide a' frequently precede it.

Furthermore, the word carries a weight of authority. To call something a barometer is to grant it a certain status as a standard. It implies that this specific metric is the one that truly matters. If a teacher uses student engagement as a barometer for lesson effectiveness, they are stating that engagement is the primary, most accurate way to judge the success of their teaching. This versatility across science, economics, and social sciences ensures the word remains a staple of high-level English vocabulary.

Consumer confidence is often viewed by the Federal Reserve as a critical barometer for deciding interest rate hikes.

Using the word barometer correctly requires an understanding of its role as a noun that measures something else. In almost every context, the word is followed by the preposition 'of.' You don't just have a barometer; you have a barometer of something. This 'something' is typically an abstract quality, a trend, or a large-scale condition. For example, 'The stock market is a barometer of investor sentiment.' Here, the market (the barometer) is the tool we use to see how investors are feeling (the sentiment).

Sentence Structure 1: The Subject as Indicator: [Subject] + [is/serves as/acts as] + [a barometer of] + [Concept]. Example: 'The youth vote is a barometer of the country's changing values.'

When writing formally, you can use the word to introduce a predictive element. Instead of saying 'This shows the future,' you might say, 'This serves as a barometer for future growth.' Note that while 'of' is the most common preposition, 'for' is sometimes used when the focus is on prediction or purpose. However, 'of' remains the gold standard for describing what is being measured. If you are describing the literal scientific instrument, the usage is simpler: 'The meteorologist checked the barometer to see if the storm was intensifying.'

The sales figures for the new electric car are being watched as a barometer of the public's willingness to abandon gasoline.

In more complex sentences, barometer can be modified by adjectives to provide more specificity. You might see terms like 'reliable barometer,' 'accurate barometer,' 'flawed barometer,' or 'sensitive barometer.' These adjectives describe the quality of the measurement. If a political poll has a high margin of error, a critic might call it a 'flawed barometer of the electorate's mood.' Conversely, a long-standing tradition might be described as a 'time-honored barometer of social etiquette.'

Sentence Structure 2: Using Verbs of Change: 'As the [Subject] fluctuates, it provides a barometer of [Concept].' Example: 'As ticket sales fluctuate, they provide a barometer of the movie's popularity.'

One stylistic tip is to avoid overusing the word for small, insignificant things. A barometer usually measures something large or systemic. You wouldn't say your brother's frown is a barometer of his mood (that's too small); instead, you would say the employee turnover rate is a barometer of the company's culture. This maintains the 'scientific' and 'weighty' connotation of the word. Use it when the indicator has broad implications.

The health of the Great Barrier Reef is a tragic barometer of the global climate crisis.

The word barometer is a staple of high-level discourse, particularly in fields where trends and predictions are paramount. If you listen to financial news networks like Bloomberg or CNBC, you will hear it constantly. Analysts use it to describe the performance of specific indices, such as the S&P 500, which is often called a 'barometer of the U.S. economy.' In this context, the word implies that the index isn't just a list of stocks, but a vital sign that tells us the health of the entire financial system.

Political Commentary: During election cycles, pundits refer to 'barometer counties'—areas that traditionally vote for the winner and are used to predict the national outcome.

You will also frequently encounter this word in sociological and cultural analysis. When a new book or film causes a massive public debate, a cultural critic might write that the reaction to the work is a 'barometer of our current anxieties.' This usage suggests that the public's emotional response is a measurable indicator of deeper, perhaps hidden, social tensions. In academic journals, researchers might use the word to describe a specific variable that correlates strongly with a larger phenomenon, such as using 'literacy rates' as a barometer of 'regional development.'

'The Iowa caucuses have long been considered a barometer for the political viability of presidential candidates.'

In business meetings, specifically in marketing and HR, the word appears when discussing metrics. A marketing director might ask, 'What is our primary barometer for brand loyalty?' This is a more sophisticated way of asking how they will measure if customers like them. In HR, employee satisfaction surveys are often described as a barometer for 'company morale.' Using the word in these settings signals that the speaker is looking for a deep, predictive understanding rather than just a superficial number.

Environmental Science: In ecology, 'indicator species' (like frogs or honeybees) are described as the barometers of an ecosystem's health because they are the first to react to pollution.

Finally, you will hear it in historical documentaries. Historians might describe the rise of a specific art movement as a barometer of the era's revolutionary spirit. It helps them explain how a small, observable thing (the art) represents a massive, invisible thing (the spirit of the age). Whether it is the 'misery index' acting as a barometer for voter anger or 'luxury watch sales' acting as a barometer for global wealth, the word is the go-to term for linking an observable effect to a larger cause.

'Historians often point to the architecture of the 1920s as a barometer of the period's unbridled optimism and technological faith.'

Despite its usefulness, the word barometer is frequently misused or confused with other measuring terms. The most common mistake is confusing a barometer with a thermometer. While both are scientific instruments, their figurative meanings are distinct. A thermometer measures the 'temperature' of a situation (how 'hot' or 'tense' it is right now), whereas a barometer measures the 'pressure' (the underlying conditions that predict what will happen next). If you say someone's anger is a 'barometer' of the room, you are implying that their anger predicts a future storm, but if you just mean they are currently mad, 'thermometer' might be more accurate.

Mistake: Confusing with 'Benchmark': A 'benchmark' is a standard for comparison (e.g., 'We reached the benchmark'). A 'barometer' is a tool for measurement and prediction (e.g., 'This is a barometer of our progress').

Another frequent error is using the wrong preposition. Many learners say 'a barometer about the economy' or 'a barometer on public mood.' In English, the standard preposition is almost always 'of.' Using other prepositions can make the sentence feel clunky and non-native. Remember: [Indicator] is a barometer of [Concept]. Also, ensure you aren't using the word to describe something that doesn't actually indicate anything. A barometer must have a predictive or representative quality.

Incorrect: The clock is a barometer of the time.
Correct: The clock's precision is a barometer of the watchmaker's skill.

There is also the issue of 'literal vs. figurative' confusion. In a scientific paper, if you use the word 'barometer,' readers will assume you are talking about the mercury or aneroid instrument. If you are using it metaphorically in a scientific context, you must be very clear. For example, 'The presence of nitrogen was a barometer of soil health.' Without the context of 'soil health,' a scientist might look for a physical barometer in the dirt. Clarity is key when moving between these two worlds.

Mistake: Over-dramatization: Avoid saying 'This is the ultimate barometer of my life' when talking about small choices like what you ate for lunch. Reserve the word for things with broader significance.

Finally, ensure you don't confuse it with 'litmus test.' A litmus test is a 'yes/no' or 'pass/fail' indicator (e.g., 'Voting for this bill is a litmus test for party loyalty'). A barometer is more nuanced; it shows the degree or the trend of something, not just a binary state. Using 'barometer' when you mean 'litmus test' can change the meaning of your analysis from a simple check to a complex measurement.

Incorrect: Passing the exam was a barometer of whether he could graduate.
Correct: The exam results were a barometer of the school's overall academic standards.

When you want to describe an indicator but feel that barometer isn't the perfect fit, there are several excellent alternatives. The choice depends entirely on whether you are emphasizing a standard, a measurement, or a prediction. The most direct synonym is 'indicator.' While 'indicator' is more neutral and less evocative, it is safe to use in almost any context. However, it lacks the 'predictive' weight that 'barometer' carries. If you say something is an indicator, you are just saying it shows something; if you say it's a barometer, you are saying it reflects a deeper pressure that might lead to change.

Comparison: Barometer vs. Gauge: A 'gauge' is used to measure the amount or level of something (like a fuel gauge). A 'barometer' is better for measuring the 'atmosphere' or 'pressure' of a situation. Use 'gauge' for physical amounts and 'barometer' for social or economic trends.

Another strong alternative is 'yardstick.' A yardstick is a standard used for comparison. If you are comparing two things to see which is better, you are using a yardstick. A barometer, however, isn't for comparison; it's for monitoring the state of a single system. For example, 'Customer satisfaction is our yardstick for success' (we compare ourselves to this ideal). 'Customer satisfaction is a barometer of our company's health' (it shows us how we are doing and what might happen next).

While the GDP is a common yardstick for national wealth, many argue it is a poor barometer for the actual well-being of citizens.

In political or social contexts, 'bellwether' is a very specific synonym. A bellwether is something that leads or indicates a trend. Originally referring to a sheep with a bell around its neck that the rest of the flock followed, it now refers to a person or place that shows what the future will be like. While a barometer measures the pressure, a bellwether is the first thing to actually change. They are often used together: 'The results in this bellwether state serve as a barometer for the national mood.'

Comparison: Barometer vs. Litmus Test: A litmus test reveals a specific quality (e.g., 'Is he loyal?'). A barometer reveals the current state and potential future of a complex system (e.g., 'How is the morale of the whole team?').

Finally, 'sign' and 'token' are much simpler words that can sometimes replace barometer in informal speech. However, if you are writing an essay, a business report, or a news article, 'barometer' provides a level of sophistication and professional tone that these simpler words cannot match. It signals to your reader that you are thinking about the underlying forces at play, not just the surface-level appearances.

The increase in gold prices is often a sign of fear, but more accurately, it acts as a barometer of global financial instability.

How Formal Is It?

Formal

Neutral

Informal

Child friendly

Slang

Fun Fact

The first barometer was created by Evangelista Torricelli, a student of Galileo, using a long tube of mercury. People were amazed that 'nothing' (a vacuum) could exist at the top of the tube.

Pronunciation Guide

UK /bəˈrɒm.ɪ.tər/

US /bəˈrɑː.mə.t̬ɚ/

ba-ROM-e-ter

Rhymes With

thermometer speedometer anemometer altimeter odometer chronometer parameter perimeter

Common Errors

Pronouncing it as 'baro-meter' with two equal stresses.
Confusing the 'o' sound with the 'o' in 'bone.'
Forgetting the schwa sound in the first and third syllables.

Difficulty Rating

Reading 4/5

Common in news and textbooks, but requires understanding of metaphor.

Writing 5/5

Hard to use naturally without sounding overly formal.

Speaking 4/5

Rare in casual speech, used in professional presentations.

Listening 3/5

Usually clear context in weather or news reports.

What to Learn Next

Prerequisites

pressure measure indicator forecast atmosphere

Learn Next

bellwether litmus test benchmark paradigm metric

Advanced

aneroid isobaric altimetry socio-economic indicators

Grammar to Know

Nouns as Metaphors

Using 'barometer' to represent 'indicator' follows the conceptual metaphor 'IDEAS ARE OBJECTS'.

Prepositional Choice

'Barometer' almost always takes 'of' to connect to the thing being measured.

Countable Noun Agreement

'These barometers are...' vs 'This barometer is...'

Adjective-Noun Order

'Economic barometer' (Adjective + Noun) is the standard descriptive form.

Zero Article in Titles

In a headline: 'Barometer of Change' (omitting 'The').

Examples by Level

The barometer is on the wall.

Le baromètre est sur le mur.

Simple subject-verb-prepositional phrase.

I use a barometer for the weather.

J'utilise un baromètre pour la météo.

Use of 'for' to show purpose.

The barometer says it is sunny.

Le baromètre dit qu'il fait beau.

Personification of the instrument (it 'says').

Is that a barometer?

Est-ce un baromètre ?

Simple question form.

The barometer is old.

Le baromètre est vieux.

Adjective usage.

We need a barometer for our ship.

Nous avons besoin d'un baromètre pour notre bateau.

Noun as an object.

The air moves the barometer.

L'air fait bouger le baromètre.

Simple present tense.

My grandfather has a big barometer.

Mon grand-père a un grand baromètre.

Possessive and adjective.

A barometer measures the pressure of the air.

Un baromètre mesure la pression de l'air.

Present simple for scientific facts.

When the barometer falls, rain is coming.

Quand le baromètre baisse, la pluie arrive.

Zero conditional structure.

She bought a new barometer for her garden house.

Elle a acheté un nouveau baromètre pour sa cabane de jardin.

Past simple 'bought'.

Do you know how to read a barometer?

Savez-vous comment lire un baromètre ?

'How to' + infinitive.

The barometer stayed high all week.

Le baromètre est resté élevé toute la semaine.

Adverbial phrase 'all week'.

This barometer is more accurate than the old one.

Ce baromètre est plus précis que l'ancien.

Comparative 'more... than'.

He looked at the barometer before his hike.

Il a regardé le baromètre avant sa randonnée.

Preposition 'before' + noun.

The barometer is a useful tool for sailors.

Le baromètre est un outil utile pour les marins.

Noun phrase 'useful tool'.

The stock market is often a barometer of the economy.

La bourse est souvent un baromètre de l'économie.

Metaphorical use with 'of'.

The teacher used the quiz as a barometer of the students' progress.

L'enseignant a utilisé le quiz comme baromètre des progrès des élèves.

Using 'as a barometer of'.

Local elections are a good barometer of public opinion.

Les élections locales sont un bon baromètre de l'opinion publique.

Plural subject with singular 'barometer' as a concept.

Scientists monitored the barometer closely during the hurricane.

Les scientifiques ont surveillé de près le baromètre pendant l'ouragan.

Adverb 'closely' modifying 'monitored'.

The fashion show served as a barometer for next year's trends.

Le défilé de mode a servi de baromètre pour les tendances de l'année prochaine.

Verb 'served as'.

The rise in house prices is a barometer of the city's growth.

La hausse des prix de l'immobilier est un baromètre de la croissance de la ville.

Gerund 'rising' acting as subject.

Does the barometer indicate a change in the weather?

Le baromètre indique-t-il un changement de temps ?

Interrogative with 'indicate'.

Her smile was a barometer of her true feelings.

Son sourire était un baromètre de ses sentiments réels.

Abstract metaphorical use.

Consumer spending is a reliable barometer of national confidence.

Les dépenses de consommation sont un baromètre fiable de la confiance nationale.

Adjective 'reliable' modifying 'barometer'.

The success of this project will be a barometer for future investments.

Le succès de ce projet sera un baromètre pour les investissements futurs.

Future tense with 'will be'.

The newspaper acts as a barometer of the political climate.

Le journal agit comme un baromètre du climat politique.

Verb 'acts as'.

Environmentalists use the bee population as a barometer of ecological health.

Les écologistes utilisent la population d'abeilles comme baromètre de la santé écologique.

Noun phrase 'ecological health'.

The barometer fell sharply, indicating a severe storm was imminent.

Le baromètre a chuté brusquement, indiquant qu'une forte tempête était imminente.

Participle clause 'indicating...'.

Is the number of new startups a fair barometer of innovation?

Le nombre de nouvelles startups est-il un baromètre juste de l'innovation ?

Interrogative with 'fair' as a modifier.

The company's turnover rate is a barometer of employee dissatisfaction.

Le taux de rotation de l'entreprise est un baromètre de l'insatisfaction des employés.

Compound noun 'turnover rate'.

Art has always been a barometer of cultural shifts.

L'art a toujours été un baromètre des mutations culturelles.

Present perfect 'has always been'.

The yields on government bonds are often viewed as a barometer of fiscal stability.

Les rendements des obligations d'État sont souvent considérés comme un baromètre de la stabilité budgétaire.

Passive voice 'are viewed as'.

The sudden silence in the room was a barometer of the tension between the two leaders.

Le silence soudain dans la pièce était un baromètre de la tension entre les deux dirigeants.

Metaphorical use for an atmosphere.

In many ways, the quality of a nation's schools is a barometer of its future prosperity.

À bien des égards, la qualité des écoles d'une nation est un baromètre de sa prospérité future.

Introductory phrase 'In many ways'.

The barometer's reading was anomalous, suggesting a malfunction in the equipment.

La lecture du baromètre était anormale, suggérant un dysfonctionnement de l'équipement.

Adjective 'anomalous'.

Luxury car sales are a sensitive barometer of the wealth gap in urban areas.

Les ventes de voitures de luxe sont un baromètre sensible de l'écart de richesse dans les zones urbaines.

Noun phrase 'wealth gap'.

The novelist used her characters' dialogue as a barometer of the era's social anxieties.

La romancière a utilisé le dialogue de ses personnages comme baromètre des angoisses sociales de l'époque.

Possessive 'characters' dialogue'.

The proliferation of such rhetoric is a worrying barometer of rising extremism.

La prolifération d'une telle rhétorique est un baromètre inquiétant de la montée de l'extrémisme.

Gerund 'rising' as an adjective.

The fluctuations in the barometer were consistent with the arrival of a cold front.

Les fluctuations du baromètre étaient cohérentes avec l'arrivée d'un front froid.

Adjective 'consistent with'.

The anecdotal evidence from the focus groups served as a preliminary barometer for the product's market viability.

Les preuves anecdotiques issues des groupes de discussion ont servi de baromètre préliminaire pour la viabilité commerciale du produit.

Complex noun phrase 'market viability'.

Scholars argue that the shifting linguistic patterns in digital spaces are a barometer of cognitive evolution.

Les chercheurs soutiennent que l'évolution des schémas linguistiques dans les espaces numériques est un baromètre de l'évolution cognitive.

Subordinate clause 'that the shifting...'.

The barometer of public trust has reached an all-time low following the series of scandals.

Le baromètre de la confiance du public a atteint un niveau historiquement bas à la suite de la série de scandales.

Present perfect with 'all-time low'.

One could posit that the prevalence of cynicism is a barometer of a society in transition.

On pourrait postuler que la prévalence du cynisme est le baromètre d'une société en transition.

Modal 'could posit'.

The precision of the aneroid barometer allowed for unprecedented accuracy in high-altitude surveys.

La précision du baromètre anéroïde a permis une exactitude sans précédent dans les relevés à haute altitude.

Adjective 'aneroid' (technical term).

The artist’s use of color is often a barometer of her psychological state during the creative process.

L'utilisation de la couleur par l'artiste est souvent un baromètre de son état psychologique pendant le processus de création.

Prepositional phrase 'during the creative process'.

The rate of species extinction is perhaps the most somber barometer of human impact on the biosphere.

Le taux d'extinction des espèces est peut-être le baromètre le plus sombre de l'impact humain sur la biosphère.

Superlative 'most somber'.

The barometer of geopolitical stability is currently fluctuating due to the trade tensions.

Le baromètre de la stabilité géopolitique fluctue actuellement en raison des tensions commerciales.

Present continuous 'is fluctuating'.

Synonyms

indicator gauge benchmark measure index yardstick

Antonyms

anomaly deviation outlier

Common Collocations

reliable barometer

accurate barometer

serve as a barometer

act as a barometer

barometer of public opinion

economic barometer

sensitive barometer

political barometer

barometer of success

cultural barometer

Common Phrases

a barometer of the times

— Something that reflects the current social or cultural atmosphere.

The fashion of the 1960s was a barometer of the times.

the ultimate barometer

— The most important or final way to judge something.

Customer loyalty is the ultimate barometer of a brand's value.

a flawed barometer

— An indicator that is inaccurate or misleading.

Social media likes are often a flawed barometer of real-world popularity.

read the barometer

— To look at the signs to understand what is happening or what will happen.

Experienced politicians know how to read the barometer of the electorate.

watch the barometer

— To pay close attention to indicators of change.

Investors are watching the barometer of inflation very closely.

a moral barometer

— A person or thing that indicates the moral health of a society.

The treatment of prisoners is often seen as a moral barometer for a nation.

social barometer

— A measure of how people in a society are interacting or feeling.

Public parks can be a great social barometer for a neighborhood.

falling barometer

— Literally, lower air pressure; figuratively, a worsening situation.

The falling barometer in the company's profits worried the board.

rising barometer

— Literally, higher air pressure; figuratively, an improving situation.

A rising barometer of consumer confidence helped the market.

sensitive barometer

— An indicator that reacts to very small changes.

The local small-business sector is a sensitive barometer of the economy.

Often Confused With

barometer vs thermometer

Measures heat (current state), while a barometer measures pressure (predictive state).

barometer vs altimeter

Measures altitude; though some altimeters are barometric, the purpose is different.

barometer vs speedometer

Measures speed, a direct measurement, whereas a barometer is often a proxy for something else.

Idioms & Expressions

"under pressure"

— Being in a difficult situation (related to the 'pressure' a barometer measures).

The manager is under pressure to improve the barometer of sales.

informal

"the atmosphere is tense"

— The mood is difficult (related to atmospheric pressure).

The barometer of the meeting showed the atmosphere was very tense.

neutral

"weather the storm"

— To survive a difficult period (related to barometric forecasting).

They managed to weather the storm indicated by the economic barometer.

neutral

"a storm is brewing"

— A difficult situation is developing.

The political barometer suggests a storm is brewing in the capital.

informal

"keep an eye on the needle"

— To monitor a situation closely (referring to the barometer needle).

Keep an eye on the needle of public opinion; it's moving fast.

informal

"fair-weather friend"

— A friend who is only there when things are good.

The barometer of his loyalty dropped when I lost my job.

informal

"clear the air"

— To resolve a tense situation.

We need to clear the air to improve our social barometer.

neutral

"take the pulse"

— Similar to reading a barometer; to check the current mood.

The journalist tried to take the pulse of the city as a barometer for his story.

neutral

"straw in the wind"

— A small sign of what might happen.

That comment was just a straw in the wind, but it's a barometer for his future plans.

literary

"the writing on the wall"

— A clear sign that something bad will happen.

The falling barometer of sales was the writing on the wall for the store.

neutral

Easily Confused

barometer vs benchmark

Both are standards of measurement.

A benchmark is a fixed goal or reference point. A barometer is a fluctuating indicator of a current state or trend.

The 5% growth was our benchmark, but current sales are the barometer of whether we'll reach it.

barometer vs litmus test

Both show the state of something.

A litmus test is a simple yes/no check for a specific quality. A barometer measures a complex, changing situation.

Voting for the tax was a litmus test for his loyalty, while his speech was a barometer of his popularity.

barometer vs bellwether

Both predict trends.

A bellwether is the thing that leads the trend. A barometer is the tool we use to measure it.

This town is a bellwether, and its vote is a barometer for the nation.

barometer vs indicator

They are synonyms.

Indicator is broad and neutral. Barometer is more specific and implies 'pressure' or 'atmosphere.'

A red light is an indicator, but a person's tone is a barometer of their mood.

barometer vs gauge

Both measure things.

A gauge usually measures a physical quantity (like fuel). A barometer measures atmospheric or figurative pressure.

Check the fuel gauge, then check the barometer to see if we can fly.

Sentence Patterns

X is a barometer of Y.

The price of bread is a barometer of inflation.

X serves as a reliable barometer for Y.

Small business growth serves as a reliable barometer for the local economy.

Watching the barometer of X...

Watching the barometer of public opinion is part of a politician's job.

X acts as a sensitive barometer, reflecting Y.

The art scene acts as a sensitive barometer, reflecting the city's diversity.

Given the barometer of X, we can expect Y.

Given the barometer of current sales, we can expect a profitable year.

X constitutes a multifaceted barometer of Y.

The legislation constitutes a multifaceted barometer of the nation's ethical evolution.

The barometer of X has reached a nadir/zenith.

The barometer of international cooperation has reached a nadir this decade.

The barometer says X.

The barometer says it will be a sunny day.

Word Family

Nouns

Verbs

Adjectives

How to Use It

frequency

Common in written English, less common in spoken English.

Common Mistakes

Using 'barometer' as a verb. → The report serves as a barometer.
Barometer is a noun. You cannot 'barometer' something; you must 'measure' or 'gauge' it.
Confusing 'barometer' with 'thermometer'. → The barometer predicts a storm.
A barometer measures pressure for prediction; a thermometer measures current heat.
Using 'barometer for' instead of 'barometer of'. → A barometer of success.
While 'for' is occasionally used, 'of' is the standard preposition for this word.
Saying 'The barometer is high' for the temperature. → The thermometer is high.
Barometer refers to pressure, not temperature.
Using it for small, irrelevant things. → The turnover is a barometer of morale.
Using 'barometer' for trivial things like 'a barometer of my lunch' sounds awkward and overly dramatic.

Tips

Use with 'of'

Always follow 'barometer' with 'of' plus a noun phrase to show what is being measured.

Academic Tone

Use this word in essays to replace 'sign' or 'show' to sound more professional.

Business Context

In meetings, use it to describe KPIs (Key Performance Indicators) that predict future success.

Word Family

Remember the adjective 'barometric' for talking about pressure directly.

The 'Pressure' Link

Associate 'Barometer' with 'Pressure'—both start with sounds that feel heavy.

News Cues

When you hear 'barometer' on the news, pay attention to the next word; it's the main topic of the report.

Countable

Don't say 'The air is barometer'; say 'The air pressure is measured by a barometer.'

Avoid Overuse

Don't use it for every indicator; save it for things that feel like they have 'atmospheric' weight.

Middle Stress

Emphasize the 'ROM' syllable: ba-ROM-e-ter.

Global Use

The word is understood in most English dialects as both a scientific and metaphorical term.

Memorize It

Mnemonic

Think of a 'BAR' of pressure. A 'BAR-o-meter' measures how many 'bars' of pressure are in the air. Or: 'The BARometer tells you if you can go to the BAR or if it will rain.'

Visual Association

Imagine a large, old wooden clock with a needle. Instead of numbers for time, it has pictures of suns and rain clouds. The needle 'measures the pressure' of the room.

Word Web

Weather Pressure Indicator Science Economic Mood Measurement Prediction

Challenge

Try to find three news articles today that use the word 'barometer' in a figurative way (e.g., about the economy or politics). Write down the sentences.

Word Origin

The word comes from the Greek 'baros' (meaning weight) and 'metron' (meaning measure). It was coined in the 1660s by the English scientist Robert Boyle.

Original meaning: A device for measuring the weight of the atmosphere.

Greek roots, adapted into New Latin and then English.

Cultural Context

No specific sensitivities; it is a neutral, scientific/analytical term.

It is a 'literate' word. Using it shows you have a good education and read quality journalism.

Torricelli's Experiment (Scientific history) The 'Misery Index' (Economic barometer) Bellwether states in US Elections

Practice in Real Life

Real-World Contexts

Weather Forecasting

check the barometer
barometric pressure
falling barometer
mercury barometer

Economic Analysis

economic barometer
market barometer
consumer confidence barometer
reliable indicator

Political Science

barometer of public opinion
voter sentiment
political climate
swing state barometer

Business/Management

barometer of morale
performance barometer
success metric
gauge employee engagement

Ecological Studies

environmental barometer
indicator species
ecosystem health
biological barometer

Conversation Starters

"What do you think is the best barometer of a person's character?"

"Is the stock market a reliable barometer of how regular people are doing?"

"Do you have a barometer at home, or do you just use a weather app?"

"What is the primary barometer of success in your current job?"

"Can a single election really be a barometer for a whole country's future?"

Journal Prompts

Reflect on a time when a small event served as a barometer for a big change in your life.

What do you consider the most accurate barometer of your personal happiness?

Describe how you read the 'social barometer' when you enter a room full of strangers.

If you had to choose one economic barometer to watch every day, which would it be and why?

Write about an object you own that acts as a barometer of your past experiences.

Frequently Asked Questions

10 questions

Yes, figuratively. A person can be a 'moral barometer' if their actions reflect the standards of a group, or a 'social barometer' if they are very sensitive to the mood of others.

Because the economy has 'pressure' (like inflation or demand) that leads to 'weather' (like a boom or a crash). The word fits the idea of predicting these cycles.

They measure different things. For weather, a barometer is better at predicting *future* changes, while a thermometer tells you *current* heat.

It means the situation is getting worse or that trouble (a 'storm') is coming soon.

It is common in news, business, and science, but you won't hear it much in very casual talk with friends.

It is a barometer that doesn't use liquid (like mercury). It uses a small metal box that expands or contracts with air pressure.

Yes, you could say 'My appetite is a barometer of my stress levels.' It means when you are stressed, your appetite changes.

There isn't a direct opposite instrument, but an 'anomaly' or 'outlier' is something that fails to act as a representative barometer.

It is spelled 'barometers.' Just add an 's'.

Evangelista Torricelli in 1643, though the name 'barometer' was given later by Robert Boyle.