indicator
An indicator is something that shows you the state or level of something else.
Explanation at your level:
An indicator is a sign. If a light is red, it is an indicator to stop. It helps you know what to do.
An indicator shows you information. For example, a fuel gauge in a car is an indicator. It tells you if you have enough gas to drive.
We use the word indicator to describe something that gives us a clue about a situation. Economists look at many indicators to see if a country is rich or poor. It is a very useful word for talking about data and trends.
An indicator is a measurable value that provides evidence of a condition. In business, managers use Key Performance Indicators (KPIs) to track success. It is a formal way to say 'sign' or 'signal' when you are discussing performance or research.
In advanced contexts, indicator often refers to statistical or chemical markers. For instance, a pH indicator changes color to signal the acidity of a solution. It implies a level of precision and objective observation that distinguishes it from a vague 'hint' or 'clue.'
The term indicator functions as a fundamental concept in epistemology and systems theory. It represents a bridge between raw sensory data and actionable knowledge. Whether in sociological studies or complex algorithmic systems, an indicator acts as a proxy for reality, allowing us to interpret abstract phenomena through concrete, observable metrics.
30초 단어
- An indicator is a sign or signal.
- It is often used for data and measurements.
- It is a countable noun.
- Common in professional and scientific settings.
Think of an indicator as a helpful signpost in the world of data and observation. Whether you are looking at a dashboard in a car or checking the health of an economy, an indicator is the specific piece of information that gives you a clear signal about what is going on.
In everyday life, we use indicators constantly. A thermometer is an indicator of temperature; a smile might be an indicator of happiness. By paying attention to these signs, we can make better decisions, adjust our speed, or predict future outcomes. It is all about turning raw information into something meaningful that we can actually use.
The word indicator has deep roots in Latin. It comes from the verb indicare, which means 'to point out' or 'to proclaim.' The combination of in- (into) and dicare (to proclaim) gives us the perfect sense of something that 'points' to a truth.
By the 17th century, the word entered English via Medieval Latin. Originally, it was used in scientific and medical contexts to describe signs of a disease. Over time, its meaning expanded to include mechanical devices and, eventually, the complex statistical measures we use in modern business and science today.
You will see indicator used frequently in professional, academic, and technical settings. It is a very versatile word that bridges the gap between simple 'signs' and complex 'data points.' Common collocations include economic indicator, key indicator, and leading indicator.
In a casual conversation, you might say, 'That is a clear indicator that he is tired.' In a business meeting, you might say, 'Our primary performance indicator shows we are on track.' The word is neutral in tone, making it safe to use in almost any setting where you need to describe evidence or trends.
While 'indicator' itself is a formal noun, it is often found in phrases that act like idioms.
- Leading indicator: A signal that predicts future changes.
- Lagging indicator: A signal that confirms a trend after it has happened.
- Key Performance Indicator (KPI): A measurable value that demonstrates how effectively a company is achieving objectives.
- Early warning indicator: A sign that a problem is about to occur.
- Market indicator: A statistic used to predict the direction of financial markets.
The word indicator is a countable noun, so you can have one indicator or many indicators. It is usually preceded by an article (an indicator) or a possessive pronoun (my indicator).
Pronunciation varies slightly between regions. In the UK, it is /ˈɪndɪkeɪtə/, while in the US, the 'r' at the end is pronounced as /ˈɪndɪkeɪtər/. The primary stress is on the first syllable: IN-di-ca-tor. It rhymes with words like dictator and moderator.
Fun Fact
The word is related to the word 'index', which originally meant 'the pointer' (like your index finger).
Pronunciation Guide
Short 'i' sounds, clear 'k', ends with a soft 'uh' sound.
Rhotic 'r' at the end, clear 't' sounds.
Common Errors
- Stress on wrong syllable
- Mispronouncing the 'i' sounds
- Dropping the 'r' in US English
Rhymes With
Difficulty Rating
Easy to read in context
Useful for formal writing
Common in professional talk
Common in news
What to Learn Next
Prerequisites
Learn Next
고급
Grammar to Know
Countable Nouns
One indicator, two indicators
Articles (A/An)
An indicator
Subject-Verb Agreement
The indicator is...
Examples by Level
The red light is an indicator.
red light = sign
Use 'an' before 'indicator'
Look at the indicator.
look at = watch
Imperative sentence
It is a good indicator.
good = positive
Adjective + noun
The indicator is on.
is on = working
Be verb
I see the indicator.
see = notice
Subject + verb + object
Is that an indicator?
question form
Question structure
The indicator is small.
small = tiny
Adjective usage
Check the indicator.
check = verify
Command
The fuel indicator shows we need gas.
This graph is an indicator of sales.
A smile is an indicator of joy.
The indicator light turned green.
He checked the speed indicator.
Is this a reliable indicator?
The indicator moved to the right.
We need a better indicator.
Economic growth is a key indicator of success.
The indicator suggests that prices will rise.
She used the indicator to measure the progress.
High fever is an indicator of illness.
The indicator on the dashboard is blinking.
They developed a new indicator for the project.
What is the primary indicator of change?
The data serves as a clear indicator.
The unemployment rate is a leading indicator of the economy.
We track several indicators to evaluate performance.
The indicator fluctuated throughout the day.
His silence was an indicator of his disagreement.
The study identifies several indicators of poverty.
KPI stands for Key Performance Indicator.
The indicator provides real-time feedback.
These indicators are essential for our report.
The chemical indicator changed color instantly.
Sociologists use these indicators to model behavior.
The indicator acts as a proxy for consumer confidence.
We must validate the indicator before drawing conclusions.
The indicator is highly sensitive to market shifts.
This metric serves as a crucial indicator of stability.
The indicator exhibits a strong correlation with growth.
The model relies on multiple disparate indicators.
The indicator functions as an empirical manifestation of the underlying trend.
Such indicators are often subject to significant measurement error.
The indicator provides a heuristic for understanding complex systems.
The indicator's sensitivity is calibrated to detect minor variances.
We must distinguish between the indicator and the phenomenon itself.
The indicator serves as an invaluable diagnostic tool.
The indicator's trajectory suggests a systemic shift.
The indicator is deeply embedded in the analytical framework.
자주 쓰는 조합
Idioms & Expressions
"canary in the coal mine"
An early warning indicator of danger
The drop in sales was the canary in the coal mine.
idiomatic"red flag"
A warning sign or indicator of a problem
His behavior was a red flag.
casual"litmus test"
A definitive indicator of quality or belief
This vote is a litmus test for the party.
formal"bellwether"
An indicator that shows the trend of a group
The county is a political bellwether.
formal"tell-tale sign"
A clear indicator that reveals something
The tell-tale sign of a lie is avoiding eye contact.
neutralEasily Confused
Both relate to data
An index is a list or average; an indicator is a sign.
The cost of living index vs an indicator of inflation.
Both point to things
Indicator is more technical.
A sign of rain vs an indicator of climate change.
Both measure things
A gauge is a physical tool.
A fuel gauge vs a leading indicator.
Both convey info
A signal is often a message.
A signal from a radio vs an indicator of health.
Sentence Patterns
The [noun] is an indicator of [noun].
The smoke is an indicator of fire.
We use [noun] as an indicator.
We use this data as an indicator.
The indicator shows [clause].
The indicator shows that sales are up.
There is a clear indicator of [noun].
There is a clear indicator of success.
As an indicator, [noun] is useful.
As an indicator, this graph is useful.
어휘 가족
Nouns
Verbs
Adjectives
관련
How to Use It
7
Formality Scale
자주 하는 실수
Indicator is a noun; indicate is the verb.
An index is a list or a specific statistical average.
Indicators are usually things, not people.
The stress is on the first syllable.
It follows standard pluralization rules.
Tips
Memory Palace Trick
Imagine a giant arrow pointing at a dial on your wall.
When Native Speakers Use It
We use it when talking about data or car parts.
Cultural Insight
In business, 'KPI' is a very common buzzword.
Grammar Shortcut
Always use 'an' before 'indicator' because it starts with a vowel.
Say It Right
Focus on the 'IN' sound at the start.
Don't Make This Mistake
Don't use it as a verb. Use 'indicate' instead.
Did You Know?
The word comes from Latin for 'to proclaim'.
Study Smart
Look for indicators in news articles about the economy.
Context Matters
Use 'sign' for casual talk and 'indicator' for formal talk.
Countable Rule
You can count indicators, so use 'many' or 'few'.
Memorize It
Mnemonic
IN-DI-CATOR: I Need DI-rections, CATOR (like 'cater') to my needs.
Visual Association
A dashboard with a needle pointing to a high number.
Word Web
챌린지
Find three indicators in your room right now (e.g., a clock, a thermometer, a light).
어원
Latin
Original meaning: To point out or proclaim
문화적 맥락
None.
Commonly used in business and science; often associated with 'dashboards'.
Practice in Real Life
Real-World Contexts
At work
- Performance indicator
- Track the indicator
- Key indicator
In a car
- Fuel indicator
- Speed indicator
- Warning indicator
In economics
- Leading indicator
- Economic indicator
- Market indicator
In science
- Chemical indicator
- Test indicator
- Data indicator
Conversation Starters
"What is a good indicator of a healthy lifestyle?"
"Do you think grades are a good indicator of intelligence?"
"What are some economic indicators you watch?"
"How do you know when a project is failing? What are the indicators?"
"Can a smile always be an indicator of happiness?"
Journal Prompts
Describe an indicator you see in your daily life.
Why do we need indicators in business?
Write about a time you ignored a warning indicator.
How would the world be different if we had no indicators?
자주 묻는 질문
8 질문They are similar, but 'indicator' often implies measurement or data.
Usually no, it is for things or data.
It stands for Key Performance Indicator.
Yes, it is common in professional contexts.
Just add an 's' to make it 'indicators'.
Yes, the verb is 'indicate'.
Yes, especially when talking about car dashboards or health.
Stress the first syllable: IN-di-ca-tor.
셀프 테스트
The fuel ___ shows we need gas.
Indicator is the correct word for a gauge.
Which of these is an indicator?
A thermometer shows temperature.
An indicator is always a person.
Indicators are usually objects or data points.
Word
뜻
KPI is a common acronym.
Standard Subject-Verb-Adjective order.
점수: /5
Summary
An indicator is a sign that helps you measure or understand the state of something.
- An indicator is a sign or signal.
- It is often used for data and measurements.
- It is a countable noun.
- Common in professional and scientific settings.
Memory Palace Trick
Imagine a giant arrow pointing at a dial on your wall.
When Native Speakers Use It
We use it when talking about data or car parts.
Cultural Insight
In business, 'KPI' is a very common buzzword.
Grammar Shortcut
Always use 'an' before 'indicator' because it starts with a vowel.
예시
High fuel consumption is usually a reliable indicator that your car engine needs a service.
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