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A1 noun #6,500 más común 11 min de lectura

régua

Top 6,500

Practícalo Ejemplos Notas y consejos régua en 30 segundos

Explicación régua in your Level:

At the A1 level, 'régua' is a fundamental vocabulary word related to school and office supplies. Students learn it alongside words like 'lápis' (pencil), 'caneta' (pen), and 'caderno' (notebook). The focus is on the physical object: its color, its material (plastic or wood), and its basic function in a classroom. Learners should be able to identify a ruler, ask for one in a shop, or tell someone that they have or don't have a ruler. The grammar focus is on basic articles ('a régua', 'uma régua') and simple possessives ('minha régua'). At this stage, you don't need to worry about metaphors or slang; just knowing that it's a tool for drawing straight lines is sufficient. Exercises usually involve matching pictures to the word or completing simple sentences about what is in a backpack. It is one of the first 500 words a Portuguese learner typically masters because of its concrete nature and high frequency in educational settings.

In A2, the use of 'régua' expands to include more detailed descriptions and more complex sentence structures. You might describe the length of the ruler ('uma régua de trinta centímetros') or its condition ('a régua está quebrada'). You will start using it with a wider range of verbs, such as 'medir' (to measure), 'emprestar' (to lend), and 'perder' (to lose). At this level, learners also begin to understand the use of 'régua' in different rooms—not just the classroom, but also the office or the craft room. You might encounter it in a reading passage about a student's daily routine or a list of items needed for a DIY project. The focus remains on the literal meaning, but the linguistic context becomes more varied, requiring the use of past tenses ('Eu perdi minha régua ontem') and future intentions ('Vou comprar uma régua nova amanhã').

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At the B1 level, 'régua' starts to appear in more technical and professional contexts. A learner might encounter the word in a text about architecture, carpentry, or design. You begin to learn related tools like 'esquadro' (set square) or 'fita métrica' (measuring tape) and must distinguish when to use each. Grammatically, you might use 'régua' in passive constructions ('A linha foi traçada com uma régua') or in conditional sentences ('Se eu tivesse uma régua, o desenho ficaria melhor'). This is also the stage where you might first encounter the idiomatic expression 'passar a régua' in a casual conversation or a story, though you might still need a bit of context to fully grasp its meaning. The word becomes a building block for discussing precision and accuracy in various hobbies or jobs.

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By B2, you are expected to understand the metaphorical uses of 'régua'. This includes the corporate 'subir a régua' (raising the bar) and the concept of 'régua' as a standard or criterion. You should be comfortable hearing 'régua' in a news report or a business meeting where it refers to benchmarks or quality control. You will also become more aware of regional variations, such as the Brazilian slang 'na régua' for a sharp haircut. Your ability to use 'régua' in complex discussions about standards and measurements should be fluid. You might use it to argue a point, such as 'Não podemos usar a mesma régua para avaliar situações tão diferentes' (We cannot use the same yardstick to evaluate such different situations). The word is no longer just a tool; it's a conceptual device for comparison and excellence.

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At C1, your understanding of 'régua' is deep and nuanced. You can appreciate its use in literature and high-level journalism as a metaphor for moral or social standards. You understand the historical and etymological connection between 'régua' and 'regra' (rule) and can use this knowledge to enrich your speaking and writing. You are fully fluent in all idiomatic expressions involving the word, including 'régua e compasso' to signify the essential foundations or tools of a trade. You can switch between the literal meaning and the most abstract metaphors without hesitation. In a professional environment, you can lead a discussion on 'réguas de relacionamento' (customer relationship paths/standards) in marketing or 'réguas de cobrança' (billing schedules/standards) in finance. Your vocabulary is rich enough to use 'régua' as a precise instrument of thought.

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At the C2 level, 'régua' is a versatile tool in your linguistic arsenal. You can use it with total precision, capturing subtle shades of meaning in philosophical, technical, or highly colloquial contexts. You might analyze the use of 'régua' as a symbol in a Portuguese poem or use it yourself in creative writing to evoke a sense of rigid order or meticulous care. You are familiar with rare or archaic uses, such as 'régua de cálculo' in a historical context, and you can explain the cultural significance of 'cabelo na régua' in the context of Brazilian sociology. Your mastery allows you to pun with the word or use it in sophisticated irony. At this stage, 'régua' is not just a word you know; it is a word you inhabit, using it to navigate the complexities of the Lusophone world with the same precision the tool itself provides.

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Practícalo Ejemplos Notas y consejos

régua en 30 segundos

A feminine noun meaning 'ruler' (measuring tool).
Used in school, design, and construction contexts.
Metaphorically represents standards or benchmarks.
Features prominently in Brazilian slang for sharp haircuts ('na régua').

The Portuguese word régua primarily refers to a ruler—the ubiquitous tool used by students, architects, and engineers to measure distances or draw straight lines. At its most basic level, it is a piece of plastic, wood, or metal marked with units of length. However, in the rich tapestry of the Portuguese language, especially in Brazil, the word has transcended its physical form to inhabit various metaphorical and cultural spaces. When you first learn Portuguese at the A1 level, you encounter 'régua' as a classroom object, part of the essential 'material escolar'. You use it to underline important words or to measure the dimensions of a geometric shape in a notebook. But as you progress, you find that 'régua' is also a symbol of standards and precision.

Physical Tool: A straight-edged instrument marked in centimeters and millimeters used for drawing or measuring.
Metaphorical Standard: Used to describe the level of quality or the criteria by which something is judged (e.g., 'subir a régua' - to raise the bar).
Cultural Slang: In Brazilian urban culture, 'na régua' refers to a haircut that is perfectly lined up and sharp.

Historically, the word derives from the Latin 'regula', which also gave birth to the word 'regra' (rule). This connection is vital: a ruler is literally a physical manifestation of a rule—it provides a constant, unyielding standard. In a professional context, an architect might use a 'régua T' (T-square) or a 'régua de cálculo' (slide rule, though now largely obsolete). In a casual context, a child might ask, 'Empresta-me a tua régua?' (Can you lend me your ruler?). Understanding 'régua' is not just about knowing a noun; it is about understanding how Portuguese speakers conceptualize measurement and excellence.

O aluno usou a régua para traçar uma linha reta no caderno de matemática.

In modern Brazilian slang, specifically in the 'funk' and 'trap' scenes, 'cabelo na régua' is a high compliment. It suggests that the barber used such precision that the hairline looks like it was drawn with a ruler. This linguistic evolution shows how a simple A1 noun can become a core part of identity and aesthetic expression in contemporary Lusophone society. Whether you are measuring a piece of paper or complimenting a friend's sharp look, 'régua' is your go-to word for precision.

O arquiteto sempre carrega uma régua metálica em sua pasta para conferir as medidas da planta.

A professora pediu que todos os estudantes trouxessem uma régua de trinta centímetros para a aula de artes.

Depois de cortar o cabelo, ele disse: 'Olha só, o disfarce está na régua!'.

Para passar a régua na conta do bar, chamamos o garçom e pedimos o fechamento.

Common Materials: Régua de plástico (plastic), régua de madeira (wood), régua de aço (steel).

Using 'régua' in a sentence requires an understanding of its grammatical role as a feminine noun. In Portuguese, the gender of the noun dictates the articles and adjectives that accompany it. Therefore, you will always say 'a régua' (the ruler), 'uma régua' (a ruler), 'esta régua' (this ruler), or 'minha régua' (my ruler). Adjectives must also agree: 'uma régua comprida' (a long ruler) or 'réguas quebradas' (broken rulers).

Direct Object: Eu comprei uma régua nova para o meu curso de desenho técnico.
Subject of a Sentence: A régua caiu no chão e quebrou em dois pedaços.
Prepositional Phrase: Você pode medir a mesa com essa régua?

When using 'régua' in technical contexts, it often appears in compound forms or with specific modifiers. For example, 'régua graduada' is the formal term for a graduated ruler. In geometry, you might hear 'régua e compasso' (ruler and compass), referring to the classic construction methods. In the workplace, 'subir a régua' is a frequent corporate metaphor. You might hear a manager say, 'Precisamos subir a régua na contratação de novos talentos,' which translates to 'We need to raise the bar (standards) when hiring new talent.'

A régua de metal é muito mais durável que a de plástico para trabalhos de marcenaria.

In more abstract sentences, 'régua' serves as a measure of comparison. 'Cada um mede os outros pela sua própria régua' is a profound proverb meaning 'Everyone measures others by their own yardstick/standard.' This highlights how 'régua' is ingrained in the Portuguese way of discussing perception and judgment.

Não use a sua régua moral para julgar a vida dos outros sem conhecer a história deles.

O carpinteiro marcou a madeira usando uma régua e um lápis antes de começar o corte.

A menina ganhou uma régua colorida que brilha no escuro como presente de aniversário.

Para este projeto, a régua de precisão é absolutamente necessária para evitar erros milimétricos.

Plural Form: As réguas (The rulers). Note the accent remains on the 'é'.

You will hear 'régua' in a variety of settings, ranging from the mundane to the highly specialized. In a 'papelaria' (stationery shop), it is one of the most frequently requested items. 'Queria uma régua de trinta centímetros, por favor' is a standard phrase you might use. In a school setting, teachers will often say, 'Peguem as vossas réguas' (Take out your rulers) before a geometry lesson.

In the Barbershop (Brazil): 'Deixa o meu cabelo na régua, chefe!' - A request for a perfectly detailed haircut.
In a Restaurant/Bar: 'Passa a régua!' - A colloquial way to ask for the bill or signify the end of the night.
In Business Meetings: 'Temos que elevar a régua de qualidade do nosso serviço.' - We need to raise the quality standards.

If you visit a construction site or an architectural firm, the word 'régua' is constant. You might hear about a 'régua de pedreiro' (mason's level/ruler) used to ensure walls are straight. In the fashion industry, 'régua' is used by tailors and seamstresses ('régua de costura') to draft patterns. In Portugal, the word is used more strictly for the tool, while in Brazil, the metaphorical uses are much more widespread in daily conversation. If you are watching a Brazilian movie or listening to Brazilian music, particularly Rap or Funk, listen for 'na régua'. It’s a marker of urban pride and attention to detail.

O mestre de obras pediu a régua de nível para conferir se o piso estava plano.

Na aula de desenho, a professora explicou como usar a régua paralela na prancheta.

O barbeiro caprichou no acabamento e deixou o pezinho do cabelo na régua.

Quando o garçom trouxe a conta, ele disse: 'Aqui está, vamos passar a régua na noite'.

A empresa decidiu que a régua de desempenho seria mais rigorosa este ano.

In DIY/Home Improvement: When buying furniture at IKEA (or similar stores), you often see paper rulers ('réguas de papel') available for free to measure boxes.

One of the most common mistakes for English speakers is confusing 'régua' (the tool) with 'regra' (the abstract rule). While they share a Latin root, they are not interchangeable in modern Portuguese. You can't 'follow a ruler' in the sense of following a law, and you can't 'measure a box with a rule' (unless you're using 'rule' as an archaic English term for ruler).

Confusing Régua vs. Regra: Wrong: 'Eu sigo a régua da escola.' (I follow the school's ruler.) Correct: 'Eu sigo a regra da escola.' (I follow the school's rule.)
Gender Errors: Wrong: 'O régua é azul.' Correct: 'A régua é azul.' (Régua is always feminine.)
Pronunciation of the 'R': At the start of a word, 'R' is guttural (like 'h' in 'house'). Don't roll it like a Spanish 'R' or use the English 'R'. It should sound like 'HEH-gwah'.

Another mistake is using 'régua' to refer to a person in power. In English, 'ruler' can mean a king or queen. In Portuguese, this is never the case. If you say 'A régua de Portugal', people will think you are talking about a physical measuring stick that belongs to the country, not the monarch. Use 'governante', 'soberano', or 'monarca' instead.

Muitos alunos confundem régua com regra na hora de escrever redações sobre normas escolares.

Learners also sometimes struggle with the plural pronunciation. In 'réguas', the 's' at the end often sounds like a 'sh' in Portugal and Rio de Janeiro, or a 'z' sound if followed by a voiced consonant. Understanding these regional variations in pronunciation will help you sound more natural. Finally, don't forget that 'passar a régua' is informal. Don't use it in a formal business letter to mean 'concluding a contract'—stick to 'concluir' or 'finalizar'.

Esquecer o acento em régua é um erro comum que muda a fonética da palavra.

Não diga 'o régua', pois o gênero gramatical feminino é fixo para este objeto.

Na prova de geometria, se você não levar a régua, terá dificuldade em desenhar os polígonos.

Confundir a régua (objeto) com o líder (pessoa) é um erro de tradução literal do inglês.

Spelling Note: Always include the 'u'. Without it, 'réga' is a form of the verb 'regar' (to water), which sounds and means something completely different.

While 'régua' is the standard term for a ruler, several other words are used depending on the specific type of measurement or the context. Understanding these nuances will elevate your Portuguese from basic to intermediate.

Fita Métrica: A flexible measuring tape, typically used by tailors or for measuring body parts and large objects.
Trena: A retractable metal measuring tape used in construction and DIY. It is much longer than a standard régua.
Escalímetro: A specialized triangular ruler used by architects to read scales on blueprints.
Esquadro: A set square or triangle ruler, used for drawing specific angles (usually 90, 45, 60 degrees).

If you want to talk about standards without using the word 'régua', you might use 'padrão' (standard), 'critério' (criterion), or 'norma' (norm). In a corporate setting, 'benchmark' is often used as a loanword, but 'referencial' is a good Portuguese alternative.

Para medir a cintura, a costureira não usa a régua, mas sim a fita métrica.

In Brazilian slang, instead of 'na régua', someone might say 'no capricho' to mean something was done with great care, or 'perfeito' for something perfect. However, 'na régua' remains the most specific term for sharp, precise lines in grooming.

O engenheiro trocou a régua comum por um escalímetro para trabalhar na planta do edifício.

Ao contrário da régua rígida, a trena permite medir superfícies curvas e longas distâncias.

O carpinteiro usa o esquadro para garantir que os cantos da mesa estejam em ângulo reto, algo que uma régua simples não faz sozinha.

Na falta de uma régua, ele usou a borda de um livro para traçar a linha reta.

A régua de cálculo era o computador dos engenheiros antes da invenção das calculadoras eletrônicas.

Technical Term: Nível de bolha (Spirit level) - sometimes confused with 'régua de nível' because of its shape.

How Formal Is It?

Dato curioso

The word 'régua' and 'regra' (rule) are doublets, meaning they come from the same Latin word but evolved to have different meanings—one physical and one abstract.

Guía de pronunciación

UK /ˈʁɛ.ɡwɐ/

US /ˈhɛ.ɡwə/

The stress is on the first syllable (ré), indicated by the acute accent.

Rima con

légua (league) trégua (truce) mégua (archaic/dialectal)

Errores comunes

Pronouncing the 'R' as an English 'R' (retroflex).
Pronouncing the 'é' as a closed 'e' (like 'hey').
Omitting the 'u' sound in the second syllable.

Nivel de dificultad

Lectura 1/5

Very easy to recognize in text, especially in school contexts.

Escritura 2/5

Must remember the acute accent on the 'é'.

Expresión oral 2/5

The initial 'R' and the open 'é' require some practice for English speakers.

Escucha 1/5

Clear and distinct sound, usually easy to hear.

Qué aprender después

Requisitos previos

escola lápis papel medir

Aprende después

esquadro transferidor fita métrica centímetro

Avanzado

aferição balizar parâmetro

Gramática que debes saber

Feminine Noun Gender

A régua (The ruler). All adjectives must be feminine: A régua nova.

Acute Accent

The accent in 'régua' marks the stressed syllable and the open vowel sound.

Initial R Pronunciation

The 'R' at the start of 'régua' is always strong and guttural.

Pluralization

Add 's' to form 'réguas'. The accent remains.

Preposition 'Com'

'Desenhar com a régua' - use 'com' for instruments.

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Ejemplos por nivel

A régua é amarela.

The ruler is yellow.

Basic noun-adjective agreement (feminine).

Eu tenho uma régua na mochila.

I have a ruler in my backpack.

Use of 'ter' (to have) and the preposition 'na' (in the).

Onde está a minha régua?

Where is my ruler?

Question word 'Onde' and possessive 'minha'.

A régua custa dois euros.

The ruler costs two euros.

Present tense of 'custar' (to cost).

A régua é de plástico.

The ruler is made of plastic.

Preposition 'de' to indicate material.

Preciso de uma régua para a aula.

I need a ruler for the class.

Verb 'precisar' followed by the preposition 'de'.

A régua é pequena.

The ruler is small.

Simple descriptive adjective.

Ela desenha com a régua.

She draws with the ruler.

Preposition 'com' (with).

A minha régua de trinta centímetros quebrou.

My thirty-centimeter ruler broke.

Compound noun phrase with measurement.

Você pode me emprestar a sua régua?

Can you lend me your ruler?

Polite request using 'poder' and 'emprestar'.

O menino comprou uma régua nova na papelaria.

The boy bought a new ruler at the stationery store.

Preterite tense of 'comprar'.

As réguas estão dentro da gaveta.

The rulers are inside the drawer.

Plural form 'réguas' and location 'dentro da'.

Esta régua é melhor para medir papel.

This ruler is better for measuring paper.

Comparative 'melhor'.

Eu usei a régua para fazer a margem.

I used the ruler to make the margin.

Purpose clause with 'para'.

A régua de madeira é mais antiga.

The wooden ruler is older.

Comparative 'mais antiga'.

Não risque a régua com a caneta.

Don't mark the ruler with the pen.

Imperative 'Não risque'.

O arquiteto usa uma régua especial para o desenho.

The architect uses a special ruler for the drawing.

Professional context vocabulary.

Se eu não encontrar a régua, não posso terminar o projeto.

If I don't find the ruler, I can't finish the project.

First conditional with 'se'.

A régua graduada permite medições muito precisas.

The graduated ruler allows for very precise measurements.

Technical adjective 'graduada'.

Ele mediu a largura da porta com a régua.

He measured the width of the door with the ruler.

Noun 'largura' (width).

Nesta loja, eles vendem réguas de todos os tamanhos.

In this store, they sell rulers of all sizes.

Indefinite pronoun 'todos os'.

A professora pediu que trouxéssemos régua e esquadro.

The teacher asked that we bring a ruler and a set square.

Past subjunctive 'trouxéssemos'.

A régua metálica é essencial para cortes com estilete.

The metal ruler is essential for cuts with a utility knife.

Adjective 'metálica'.

Sempre confira a medida na régua antes de cortar.

Always check the measurement on the ruler before cutting.

Imperative 'confira'.

A empresa decidiu subir a régua nos processos de seleção.

The company decided to raise the bar in the selection processes.

Metaphorical use of 'subir a régua'.

Não podemos medir o sucesso apenas com a régua do dinheiro.

We cannot measure success only with the yardstick of money.

Abstract use of 'régua' as a standard.

O barbeiro deixou o corte de cabelo dele na régua.

The barber made his haircut perfectly sharp.

Brazilian slang 'na régua'.

Vamos passar a régua e encerrar o expediente por hoje.

Let's settle up and end the workday for today.

Idiomatic expression 'passar a régua'.

A régua de cálculo foi substituída pelas calculadoras eletrônicas.

The slide rule was replaced by electronic calculators.

Passive voice 'foi substituída'.

É difícil manter a régua alta quando os recursos são escassos.

It's hard to keep the standards high when resources are scarce.

Metaphor 'manter a régua alta'.

A régua T é uma ferramenta fundamental para o desenho técnico manual.

The T-square is a fundamental tool for manual technical drawing.

Specific technical term 'régua T'.

Ele sempre usa a mesma régua para criticar os outros.

He always uses the same standard to criticize others.

Metaphorical 'mesma régua'.

A régua moral de uma sociedade muda com o passar das décadas.

The moral standard of a society changes over the decades.

Abstract noun 'régua moral'.

O novo diretor trouxe régua e compasso para reestruturar o departamento.

The new director brought the essential tools and foundations to restructure the department.

Idiom 'régua e compasso'.

A precisão da régua de aferição é verificada anualmente pelo instituto.

The precision of the calibration ruler is verified annually by the institute.

Formal vocabulary 'aferição'.

Ao passar a régua na discussão, percebemos que não havia consenso.

Upon concluding the discussion, we realized there was no consensus.

Gerundial phrase 'Ao passar a régua'.

Sua obra literária é a régua pela qual todos os novos autores são medidos.

His literary work is the yardstick by which all new authors are measured.

Relative clause 'pela qual'.

O projeto de lei visa estabelecer uma nova régua para as emissões de carbono.

The bill aims to establish a new standard for carbon emissions.

Verb 'visar' + infinitive.

A régua vibratória é utilizada para nivelar o concreto em grandes superfícies.

The vibrating screed is used to level concrete on large surfaces.

Highly technical term.

Ele foi educado com a régua da disciplina rígida e do esforço constante.

He was raised with the standard of rigid discipline and constant effort.

Metaphorical 'régua da disciplina'.

A transitoriedade das normas é a régua que baliza a evolução do Direito.

The transience of norms is the standard that guides the evolution of Law.

Sophisticated verb 'balizar'.

O autor utiliza a régua do sarcasmo para dissecar a hipocrisia da elite.

The author uses the yardstick of sarcasm to dissect the hypocrisy of the elite.

Literary metaphor.

Não se pode aplicar a régua da modernidade para julgar costumes medievais.

One cannot apply the standard of modernity to judge medieval customs.

Historical/Philosophical context.

A régua de relacionamento do cliente foi otimizada por algoritmos de IA.

The customer relationship journey was optimized by AI algorithms.

Marketing jargon.

O artesão possuía uma régua de marfim, herança de seus antepassados.

The craftsman possessed an ivory ruler, an inheritance from his ancestors.

Descriptive narrative style.

A régua de cobrança deve ser sensível às flutuações do mercado financeiro.

The billing schedule must be sensitive to financial market fluctuations.

Financial/Accounting context.

A métrica da poesia clássica exige uma régua rítmica impecável.

The metric of classical poetry requires an impeccable rhythmic standard.

Abstract artistic context.

Ele passou a régua em sua vida passada e mudou-se para outro país.

He drew a line under his past life and moved to another country.

Advanced idiomatic use of 'passar a régua'.

Colocaciones comunes

régua de trinta centímetros

passar a régua

subir a régua

régua de metal

régua e compasso

régua de cálculo

régua graduada

cabelo na régua

régua de madeira

medir com a régua

Frases Comunes

Na régua

— Perfectly aligned or sharp (usually about a haircut).

O barbeiro deixou o meu disfarce na régua.

Passar a régua

— To finish something or ask for the bill.

Vamos passar a régua e ir embora.

Subir a régua

— To increase the level of demand or quality.

O chefe subiu a régua para o bônus deste ano.

Pela mesma régua

— Using the same criteria or standard.

Não me meça pela mesma régua que ele.

Régua e compasso

— The essential knowledge or tools to do something.

Ela tem régua e compasso para ser uma ótima gestora.

Régua de nível

— A tool used to check if a surface is horizontal.

O pedreiro usou a régua de nível na parede.

Régua vibratória

— A construction tool for leveling concrete.

A régua vibratória facilitou o trabalho na obra.

Régua de relacionamento

— A marketing strategy for customer communication steps.

Nossa régua de relacionamento precisa ser automatizada.

Régua de cobrança

— A schedule of payment reminders and actions.

A régua de cobrança ajudou a reduzir a inadimplência.

Régua paralela

— A ruler that slides on a drawing board to stay parallel.

A régua paralela é essencial para arquitetos.

Se confunde a menudo con

régua vs regra

Means 'rule' (abstract). Régua is the tool.

régua vs rei

Means 'king'. English 'ruler' can mean both, but Portuguese cannot.

régua vs régia

Means 'royal'. Sounds similar but unrelated.

Modismos y expresiones

"Passar a régua"

— To conclude, finish, or settle a debt. It comes from the idea of drawing a final line under a list of expenses.

Já discutimos tudo, agora é passar a régua.

Informal

"Ter régua e compasso"

— To be fully prepared or to have the necessary background and tools for a task.

Ele tem régua e compasso para assumir a diretoria.

Neutral

"Subir a régua"

— To raise standards or expectations.

A nova gestão subiu a régua da empresa.

Neutral/Business

"Medir pela sua régua"

— To judge others based on one's own personal standards or experiences.

Cada um mede o mundo pela sua régua.

Neutral

"Cabelo na régua"

— A haircut with perfectly sharp lines and a clean fade.

Fui ao barbeiro e saí com o cabelo na régua.

Slang (Brazil)

"Régua moral"

— The set of ethical standards a person or society follows.

A régua moral dele é muito rígida.

Neutral/Formal

"Régua de três"

— Commonly used in Portugal for 'Regra de três' (Rule of Three in math).

Use a régua de três para resolver o problema.

Neutral

"Baixar a régua"

— To lower standards or expectations.

Não podemos baixar a régua agora que estamos vencendo.

Neutral

"Fora da régua"

— Something that doesn't fit the standard or is irregular.

Esse comportamento está fora da régua esperada.

Informal

"Régua de eficiência"

— A benchmark for how well something is performing.

Nossa régua de eficiência aumentou 20%.

Formal

Fácil de confundir

régua vs regra

Cognates and similar sounds.

Regra is an abstract principle; Régua is a physical measuring stick.

Siga a regra, use a régua.

régua vs governante

English 'ruler' translation.

Governante is a person who rules a country.

O governante assinou a lei.

régua vs escala

Both involve measurement.

Escala is the ratio or the markings on the tool.

A escala da régua está em polegadas.

régua vs trena

Both measure length.

Trena is a long, retractable tape; régua is a short, rigid stick.

Use a trena para medir a sala.

régua vs fita

Both measure length.

Fita (métrica) is flexible and used for sewing.

A costureira usa a fita.

Patrones de oraciones

A [noun] é [adjective].

A régua é azul.

Eu tenho [article] [noun].

Eu tenho uma régua.

Onde está [possessive] [noun]?

Onde está minha régua?

[Verb] com a [noun].

Meça com a régua.

[Subject] precisa de [noun] para [verb].

O arquiteto precisa de uma régua para desenhar.

Vamos [idiom].

Vamos passar a régua.

[Noun] é a régua pela qual [clause].

A ética é a régua pela qual ele vive.

[Metaphorical use of régua].

A régua da justiça deve ser igual para todos.

Familia de palabras

Sustantivos

réguada (a blow with a ruler)

Verbos

reguar (rare - to measure with a ruler)

Relacionado

regra (rule)

regular (regular)

regulamento (regulation)

regente (regent)

regência (regency)

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Cómo usarlo

frequency

Very common in educational and technical contexts.

Errores comunes

O régua → A régua
'Régua' is a feminine noun. Using a masculine article is a basic gender error.
Regua (without accent) → Régua
The accent is required to show the stress and the open vowel sound.
Eu sigo a régua. (meaning rule) → Eu sigo a regra.
'Régua' is the tool; 'Regra' is the abstract rule or law.
Pronouncing 'R' like Spanish → Guttural 'R'
Don't roll the 'R' in 'régua'. It should be breathy and guttural.
Using 'régua' for a king → Rei / Governante
'Ruler' in English is a polysemous word; in Portuguese, these meanings are split.

Consejos

The Open E

Make sure to pronounce the 'é' in 'régua' with an open sound, like the 'e' in 'egg'. If you close it too much, it won't sound right to native speakers.

Gender Agreement

Always pair 'régua' with feminine articles and adjectives. For example, 'a régua amarela' (the yellow ruler).

School Supplies

Learn 'régua' as part of a set: lápis, caneta, borracha, and caderno. This helps with category-based memory.

Brazilian Slang

If you are in Brazil, using 'na régua' to compliment someone's haircut will make you sound very fluent and culturally aware.

Settling the Bill

In a casual bar in Brazil, you can say 'Passa a régua!' to the waiter. It's a fun, native way to ask for the bill.

The Accent Matters

In Portuguese, accents change the meaning or pronunciation. Never forget the accent on 'régua', or it technically becomes a different word structure.

Régua vs. Trena

If you are doing construction, ask for a 'trena'. If you are drawing on paper, ask for a 'régua'.

Visual Link

Imagine a ruler making a 'regular' line. The words 'regular' and 'régua' are related!

Context Clues

If you hear 'régua' in a marketing meeting, think 'journey' or 'standard', not a physical tool.

Practice the R

Practice the initial 'R' by saying 'Hégua'. The Portuguese 'R' at the start of words is very similar to the English 'H'.

Memorízalo

Mnemotecnia

Imagine a **REG**ular **U**nit of **A**ccuracy: **REGUA**. It helps you keep things straight!

Asociación visual

Picture a bright yellow ruler (régua) with a giant letter 'É' on it to remember the accent.

Word Web

lápis caderno borracha caneta estojo mochila esquadro transferidor

Desafío

Try to find 3 things in your room and say their length in Portuguese using the word 'régua'.

Origen de la palabra

From the Latin 'regula', meaning 'straight piece of wood' or 'rule'.

Significado original: A straight edge or a standard for conduct.

Romance (Indo-European).

Contexto cultural

No specific sensitivities, but be aware that 'reguada' refers to corporal punishment, which is now illegal and a sensitive topic in education history.

English speakers often confuse 'ruler' (governor) with 'ruler' (tool). In Portuguese, 'régua' is ONLY the tool.

The song 'Cabelo na Régua' by various Brazilian funk artists. Traditional geometry textbooks in Lusophone countries.

Practica en la vida real

Contextos reales

School

Empresta a régua?
Minha régua sumiu.
Use a régua.

Barbershop

Cabelo na régua.
Faz a régua no pezinho.
Deixa na régua.

Restaurant

Passa a régua.
Pode fechar a conta.
Quanto deu na régua? (rare/slang)

Architecture

Régua paralela.
Escalímetro.
Medida exata.

Home DIY

Onde está a régua?
Meça duas vezes.
Régua de metal.

Inicios de conversación

"Você prefere usar régua de plástico ou de metal?"

"Você já ouviu a expressão 'cabelo na régua'?"

"Qual é o tamanho padrão de uma régua escolar no seu país?"

"Você acha que a régua de cálculo ainda é útil hoje em dia?"

"Como se diz 'ruler' na sua língua nativa?"

Temas para diario

Descreva todos os itens que você tem no seu estojo escolar, incluindo a régua.

Escreva sobre uma vez que você precisou medir algo e não tinha uma régua.

O que a expressão 'subir a régua' significa para você na sua vida profissional?

Imagine um mundo sem réguas. Como as pessoas construiriam casas?

Você se considera uma pessoa que 'mede os outros pela sua própria régua'?

Preguntas frecuentes

10 preguntas

No, in Portuguese 'régua' only refers to the measuring tool. To refer to a person who rules, use 'governante', 'líder', or 'soberano'.

You say 'uma régua de trinta centímetros'.

It is a Brazilian slang term for a very sharp and precise haircut, usually with a fade and a clean hairline.

It is a feminine noun: 'a régua'.

The plural is 'réguas'.

It is quite informal. It's better to use 'finalizar' or 'concluir' unless the environment is very casual.

They are typically made of 'plástico' (plastic), 'madeira' (wood), or 'metal' (metal).

It is a slide rule, a mechanical analog computer used before electronic calculators.

It is a strong, guttural 'R', similar to the 'h' in 'house' but deeper in the throat.

The acute accent indicates that the syllable is stressed and that the vowel is 'open' (like 'get').

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