At the A1 level, the word 'irmão' is one of the first nouns you will learn as part of the 'Family' unit. You should be able to identify your brothers, say how many you have, and use basic possessive adjectives like 'meu' (my) or 'seu' (your). The focus is on biological relationship and simple descriptive sentences like 'O meu irmão é alto' (My brother is tall). You also learn that the plural 'irmãos' can refer to a group of brothers or a mixed group of brothers and sisters.
At A2, you expand your usage of 'irmão' to include more detailed descriptions and daily routines. You can talk about what your brother does for a living or where he lives. You start using more complex possessives and demonstratives, such as 'este meu irmão' (this brother of mine). You also begin to recognize the word in casual greetings and understand that it can be used for very close friends, though you might still stick to the literal meaning in your own production.
By B1, you are comfortable using 'irmão' in a variety of social contexts. You can discuss your relationship with your siblings in detail, sharing anecdotes from childhood. You understand the distinction between 'irmão mais velho', 'irmão mais novo', and 'caçula'. You also start to encounter the word in more abstract contexts, such as in news reports about 'países irmãos' (brother countries/sister countries) or in religious settings where it denotes shared values and community membership.
At the B2 level, you can handle the slang variations of 'irmão' (like 'mano' or 'bróder') and understand the social nuances of when to use them. You can appreciate the word in literature and film, where it might represent themes of solidarity, betrayal, or social justice. You are also able to use the word in idiomatic expressions and understand its role in compound terms like 'irmão de consideração' (a brother by choice). Your grammar is precise, never confusing the plural 'irmãos' with other '-ão' endings.
At C1, you have a deep cultural and linguistic grasp of 'irmão'. You can use the word in highly formal, academic, or literary registers. You understand its etymological roots and how it relates to concepts of 'fraternidade' (fraternity) in a political or philosophical sense. You can navigate the subtle differences in meaning between European Portuguese and Brazilian Portuguese usage of the word, and you can use it to build rapport in complex social negotiations by leveraging its informal, friendly connotations.
At the C2 level, 'irmão' is a tool you use with total native-like fluidity. You can employ it for rhetorical effect, in poetry, or in deep theological discussions. You understand the most obscure historical uses of the word and its variations across the entire Lusophone world (from Macau to Mozambique). You can play with the word's meaning, using it ironically or to evoke specific cultural archetypes. Your mastery of the word's phonetics, including the nasal 'ão' sound, is perfect.

Irmão 30秒で

  • Irmão means 'brother' in Portuguese and is a core family vocabulary word.
  • The plural 'irmãos' is used for siblings of both genders collectively.
  • In Brazil, it is frequently used as casual slang for 'bro' or 'friend'.
  • Grammatically, it is a masculine noun requiring agreement with 'o' or 'meu'.

The Portuguese word irmão is a fundamental pillar of the Portuguese language, primarily translating to 'brother' in English. At its most basic level, it describes a male sibling. However, the linguistic and cultural weight of this word extends far beyond mere biological relation. In Lusophone cultures, family is the cornerstone of social life, and the term reflects that intensity. Whether you are discussing your immediate family, your extended social circle, or even religious affiliations, irmão is the go-to term for expressing a bond that is deep, supportive, and enduring.

Biological Sibling
The primary usage refers to a male born of the same parents. If you have a younger brother, he is your irmão mais novo; an older brother is your irmão mais velho. Interestingly, the plural irmãos is used collectively for 'siblings' (brothers and sisters), similar to 'hermanos' in Spanish.
Informal Brotherhood
In casual contexts, particularly in Brazil, irmão (often shortened to 'mão' or 'mano' in slang) is used like 'bro', 'dude', or 'man'. It signals a high level of trust and camaraderie between friends. If a stranger calls you irmão on the street, they are often trying to establish a friendly, non-threatening rapport.

Meu irmão mora em Lisboa e trabalha como engenheiro.

Translation: My brother lives in Lisbon and works as an engineer.

In terms of register, irmão is versatile. It is appropriate in a formal legal document (e.g., inheritance papers) and equally at home in a rowdy football stadium. The distinction lies in the tone and the accompanying adjectives. For instance, irmão de consideração refers to a person who is not biologically related but is loved and treated as a brother—a 'brother from another mother'. This demonstrates the inclusive nature of the Portuguese concept of family, where emotional bonds are often given the same linguistic status as genetic ones.

Eles não são parentes, mas ele é como um irmão para mim.

Translation: They are not relatives, but he is like a brother to me.
Plural Nuance
When you say meus irmãos, you might be referring to five brothers, or four brothers and one sister. To specify only sisters, you must use irmãs. This gender-neutral pluralization is a key feature of Romance languages that learners must master early on.

Ultimately, the word encapsulates the warmth of Lusophone social structures. It is a word of protection, shared history, and mutual support. Whether used to describe the person you grew up with or the best friend who stood by you during a difficult time, irmão carries a weight of loyalty that is central to the Portuguese-speaking worldview.

Using irmão correctly requires an understanding of Portuguese noun-adjective agreement and possessive pronouns. Because it is a masculine noun, it must be paired with masculine articles (o, um) and masculine adjectives (querido, chato, alto). In this section, we will explore the syntactic patterns that will help you integrate this word naturally into your speech.

Possessive Structures
In Portuguese, possessives usually come before the noun and are often preceded by a definite article. For example: O meu irmão (My brother), O seu irmão (Your/His/Her brother). In Brazil, the article is often dropped in casual speech (Meu irmão), whereas in Portugal, it is almost always retained.

O seu irmão já chegou da escola?

Translation: Has your brother already arrived from school?

When describing the order of birth, we use specific adjectives. Irmão primogênito is the first-born, though irmão mais velho is much more common in daily conversation. The youngest is the caçula (a term of Endearment) or irmão mais novo. If you have a middle brother, he is the irmão do meio.

Using 'Irmão' as a Vocative
When calling out to someone or getting their attention, irmão acts as a vocative. Example: 'Ei, irmão, você tem horas?' (Hey, brother, do you have the time?). This is very common in urban Brazilian Portuguese, serving as a social lubricant.

Escuta aqui, irmão, a gente precisa conversar.

Translation: Listen here, brother, we need to talk.

Furthermore, irmão can be part of compound nouns or specific phrases. Meio-irmão refers to a half-brother. Irmão gêmeo is a twin brother. In these cases, the adjective gêmeo or the prefix meio- modifies the noun to provide specific familial context. Note that the plural of meio-irmão is meios-irmãos.

Eu descobri que tenho um meio-irmão que vive na França.

Translation: I found out I have a half-brother who lives in France.

You will encounter the word irmão in almost every facet of Lusophone life. From the intimate setting of a family dinner to the rhythmic lyrics of a Samba song, it is omnipresent. Understanding the environment in which the word is spoken can help you grasp its emotional subtext.

In the Household
This is the primary domain. Parents will often tell their children, 'Divida o brinquedo com seu irmão' (Share the toy with your brother). In this context, it carries the weight of moral education and the importance of sharing within the family unit.
Religious Contexts
Walk into any Catholic or Protestant church in Brazil, Angola, or Portugal, and you will hear people addressing each other as irmão or irmã. It signifies a shared spiritual identity. A pastor might address the congregation with 'Meus irmãos em Cristo' (My brothers in Christ).

A paz do Senhor, irmão!

Translation: The peace of the Lord, brother! (A common greeting in Brazilian churches).

In the world of music and arts, irmão is a recurring theme. Brazilian music, in particular, often celebrates the 'brotherhood' of the people. Whether it's the MPB (Música Popular Brasileira) of Milton Nascimento or the modern rap of Emicida, the word is used to evoke solidarity among the marginalized or the shared joy of the Brazilian spirit.

Fala, irmão, tudo beleza?

Translation: Hey brother, everything good? (Very common casual greeting).

Finally, in literature and cinema, irmão is used to explore themes of conflict and reconciliation. From the classic biblical story of Cain and Abel (Caim e Abel) to modern Brazilian films like 'City of God', the dynamics of brotherhood—both biological and metaphorical—are central to the narrative arc, often representing the broader struggles of society.

Learning to use irmão seems simple at first, but English speakers often fall into several predictable traps. Because the Portuguese gender system and pluralization rules differ significantly from English, precision is required to avoid sounding unnatural or being misunderstood.

The 'Irmões' Error
This is the most frequent mistake. Portuguese nouns ending in '-ão' have three possible plural endings: '-ões', '-ães', or '-ãos'. Many learners assume the most common one ('-ões', like 'corações') applies to all. However, 'irmão' belongs to the '-ãos' group. Saying 'meus irmões' is a clear sign of a beginner. Always remember: irmãos.
Gender Confusion
English uses 'siblings' to be gender-neutral. Portuguese uses the masculine plural irmãos for this. Beginners often try to invent a neutral word or mistakenly use irmãs (sisters) when they mean a mixed group. If you have one brother and one sister, you have dois irmãos.

Incorrect: Eu tenho duas irmãos.

Correct: Eu tenho dois irmãos.

Note: The numeral and the noun must both be masculine if the group is mixed or all male.

Another mistake involves the use of possessives. In English, we say 'my brother'. In Portuguese, especially in Portugal, you must include the article: o meu irmão. Dropping the 'o' is acceptable in Brazil but can sound informal or incomplete in other dialects. Furthermore, ensure the possessive matches the gender: meu irmão (masculine) vs. minha irmã (feminine).

Não confunda meu (masculino) com minha (feminino).

Lastly, be careful with the slang usage. Calling an older, formal person irmão in a professional setting might be seen as overly familiar or disrespectful. Stick to Senhor unless the environment is clearly casual.

While irmão is the standard term, Portuguese offers a rich palette of alternatives depending on the region, the age of the speaker, and the level of intimacy. Knowing these synonyms will make your Portuguese sound more authentic and nuanced.

Mano / Mana
These are short forms of irmão and irmã. In Brazil, mano is ubiquitous as slang for 'bro'. In Portugal, it is also used, but often carries a slightly different, sometimes more literal 'sibling' connotation among youth. It is the ultimate casual alternative.
Caçula
While not a direct synonym for 'brother', caçula refers to the youngest sibling. Instead of saying meu irmão mais novo, you can simply say meu caçula. It sounds more affectionate and native.
Brother (Loanword)
In modern Brazilian urban centers, the English word 'brother' is actually used as slang! It is pronounced with a Portuguese accent ('bróder'). It is used exclusively for friends, never for biological brothers.

E aí, mano, vai pro jogo hoje?

Translation: Hey bro, going to the game today?

For more formal or specific contexts, you might use fraterno (fraternal). This is an adjective, but it appears in phrases like amor fraterno (brotherly love). In a legal context, consanguíneo might be used to specify a 'blood brother'.

Understanding these variations allows you to navigate different social strata. Using irmão is safe, but using mano with a group of young Brazilians or caçula when talking about your family shows a deeper mastery of the language's social nuances.

How Formal Is It?

豆知識

The Spanish word 'hermano' and the Portuguese 'irmão' both come from 'germanus', whereas the French 'frère' and Italian 'fratello' come from 'frater'.

発音ガイド

UK /iɾˈmɐ̃w̃/
US /irˈmãʊ̃/
The stress is on the last syllable: ir-MÃO.
韻が合う語
Mão Pão Cão Chão Verão Coração Ação Nação
よくある間違い
  • Pronouncing it like 'ir-mow' without the nasalization.
  • Pronouncing the 'r' like an English 'r' instead of a tap.
  • Confusing the plural 'irmãos' with 'irmões'.

難易度

読解 1/5

Very easy to recognize in text.

ライティング 2/5

The nasal 'ão' and the plural 'ãos' can be tricky.

スピーキング 3/5

The nasal vowel is difficult for non-native speakers to master.

リスニング 1/5

Distinct sound makes it easy to hear.

次に学ぶべきこと

前提知識

Pai Mãe Eu Ter Família

次に学ぶ

Irmã Primo Tio Avô Cunhado

上級

Fraternidade Irmandade Irmanar Consanguíneo Ancestralidade

レベル別の例文

1

Eu tenho um irmão.

I have one brother.

Simple subject-verb-object structure.

2

O meu irmão chama-se Pedro.

My brother is named Pedro.

Use of reflexive 'chamar-se'.

3

Você tem um irmão?

Do you have a brother?

Interrogative sentence structure.

4

Meu irmão é pequeno.

My brother is small.

Adjective agreement (masculine).

5

Onde está o seu irmão?

Where is your brother?

Use of 'onde' for location.

6

Eu amo meu irmão.

I love my brother.

Direct object usage.

7

Ele é meu irmão.

He is my brother.

Pronoun 'ele' for 'he'.

8

Nós somos irmãos.

We are brothers.

Plural form 'irmãos'.

1

O meu irmão trabalha num banco.

My brother works in a bank.

Preposition contraction 'em + um = num'.

2

Eu vou visitar o meu irmão amanhã.

I am going to visit my brother tomorrow.

Future with 'ir + infinitive'.

3

O irmão dela é muito inteligente.

Her brother is very intelligent.

Possessive 'dela' (hers).

4

Meus irmãos moram no Brasil.

My brothers live in Brazil.

Plural verb agreement.

5

Eu gosto de brincar com meu irmão.

I like to play with my brother.

Verb 'gostar' followed by 'de'.

6

O irmão dele é mais velho que eu.

His brother is older than me.

Comparative 'mais... que'.

7

Meu irmão está estudando agora.

My brother is studying now.

Present continuous tense.

8

Eu comprei um presente para o meu irmão.

I bought a gift for my brother.

Preposition 'para' indicating recipient.

1

Sempre que posso, converso com o meu irmão por vídeo.

Whenever I can, I talk to my brother via video.

Conjunction 'sempre que'.

2

O meu irmão e eu temos gostos muito diferentes.

My brother and I have very different tastes.

Compound subject with 'e'.

3

Eu pediria ajuda ao meu irmão se ele estivesse aqui.

I would ask my brother for help if he were here.

Conditional and imperfect subjunctive.

4

Meu irmão se tornou um grande médico.

My brother became a great doctor.

Reflexive verb 'tornar-se'.

5

Eu não vejo o meu irmão há dois anos.

I haven't seen my brother for two years.

Use of 'há' for duration of time.

6

O meu irmão caçula é o mais engraçado da família.

My youngest brother is the funniest in the family.

Superlative 'o mais... da'.

7

Apesar de sermos irmãos, somos muito diferentes.

Despite being brothers, we are very different.

Concession clause with 'apesar de'.

8

Eu herdei esta bicicleta do meu irmão.

I inherited this bike from my brother.

Verb 'herdar' (to inherit).

1

Meu irmão é um verdadeiro braço direito nos negócios.

My brother is a true right-hand man in business.

Idiom 'braço direito'.

2

Eles tratam-se como se fossem irmãos de sangue.

They treat each other as if they were blood brothers.

Subjunctive after 'como se'.

3

O meu irmão sempre foi o meu maior confidente.

My brother has always been my greatest confidant.

Past participle 'sido'.

4

Não é fácil ser o irmão de uma celebridade.

It's not easy being the brother of a celebrity.

Infinitive as subject.

5

Meu irmão envolveu-se em um projeto social importante.

My brother got involved in an important social project.

Pronominal verb usage.

6

Eu admiro a resiliência que o meu irmão demonstrou.

I admire the resilience my brother showed.

Relative clause with 'que'.

7

Meu irmão e eu dividimos as despesas da casa.

My brother and I share the household expenses.

Verb 'dividir' for sharing costs.

8

O sucesso do meu irmão é um orgulho para nós.

My brother's success is a source of pride for us.

Noun phrase 'um orgulho para'.

1

A relação entre os dois irmãos era permeada por uma rivalidade latente.

The relationship between the two brothers was permeated by a latent rivalry.

Passive voice with 'era permeada'.

2

Ele é meu irmão de consideração, um vínculo que transcende a biologia.

He is my brother by choice, a bond that transcends biology.

Abstract noun usage.

3

O autor explora a dicotomia entre o irmão pródigo e o virtuoso.

The author explores the dichotomy between the prodigal brother and the virtuous one.

Literary vocabulary.

4

A fraternidade entre os soldados era como a de irmãos de armas.

The fraternity between the soldiers was like that of brothers-in-arms.

Simile usage.

5

Meu irmão pautou sua vida por princípios éticos inabaláveis.

My brother guided his life by unwavering ethical principles.

Formal verb 'pautar'.

6

A ausência do irmão deixou uma lacuna irreparável em sua vida.

His brother's absence left an irreparable gap in his life.

Metaphorical 'lacuna'.

7

Apesar das divergências políticas, eles continuam sendo irmãos.

Despite political differences, they remain brothers.

Gerund 'sendo' for continuity.

8

O conceito de 'países irmãos' é fundamental na diplomacia lusófona.

The concept of 'sister nations' is fundamental in Lusophone diplomacy.

Adjective usage of 'irmãos'.

1

A mística da irmandade evoca um sentimento de pertença ancestral.

The mysticism of brotherhood evokes a sense of ancestral belonging.

High-level abstract terminology.

2

Subjaz a essa amizade uma lealdade própria de irmãos de sangue.

Underlying this friendship is a loyalty typical of blood brothers.

Inverted sentence structure with 'subjaz'.

3

O luto pelo irmão falecido manifestou-se em sua obra poética.

Mourning for his deceased brother manifested in his poetic work.

Formal 'manifestou-se'.

4

A querela entre os irmãos atingiu proporções épicas.

The quarrel between the brothers reached epic proportions.

Sophisticated noun 'querela'.

5

Ele via em cada concidadão um irmão a quem devia amparar.

He saw in every fellow citizen a brother whom he should support.

Relative pronoun 'a quem'.

6

A simbiose entre os gêmeos era tal que um sentia a dor do outro.

The symbiosis between the twins was such that one felt the other's pain.

Result clause 'tal que'.

7

O termo 'irmão' aqui assume uma conotação metafísica.

The term 'brother' here assumes a metaphysical connotation.

Precise linguistic analysis.

8

A herança deixada pelo irmão consistia mais em valores do que em bens.

The legacy left by the brother consisted more of values than of assets.

Comparative 'mais... do que'.

よく使う組み合わせ

Irmão mais velho
Irmão mais novo
Irmão gêmeo
Irmão de sangue
Irmão de consideração
Irmão de armas
Irmão em Cristo
Meio-irmão
Irmão bastardo
Amor de irmão

よく使うフレーズ

Como um irmão

— To treat someone with extreme closeness.

Ele é como um irmão para mim.

Irmãos siameses

— Conjoined twins, or people who are inseparable.

Eles não se largam, parecem irmãos siameses.

Briga de irmãos

— A typical sibling rivalry or fight.

Isso é apenas uma briga de irmãos.

Irmão da opressão

— Someone who shares the same struggles.

Ele é meu irmão da opressão.

Irmãos de fé

— People who share the same religion.

Reunimo-nos com nossos irmãos de fé.

Irmão de leite

— Children who were breastfed by the same woman.

Eles são irmãos de leite.

O meu irmão!

— An exclamation of surprise or emphasis (Brazil).

O meu irmão, você viu aquilo?

Irmão de alma

— Soul brother; deep spiritual connection.

Ela encontrou seu irmão de alma.

Irmão por afinidade

— Brother-in-law (though 'cunhado' is the specific word).

Ele é meu irmão por afinidade.

Irmãos de caridade

— Members of a charitable religious order.

Os irmãos de caridade ajudam os pobres.

慣用句と表現

"Amigo é coisa pra se guardar debaixo de sete chaves, dentro do coração, assim falava a canção que na América ouvi, mas quem cantava era um amigo para mim, um irmão"

— Reference to a famous song about friendship being like brotherhood.

Nossa amizade é como na música, você é um irmão.

Poetic
"Irmãos de armas"

— People who have fought together.

Eles são irmãos de armas.

Formal
"Sangue do meu sangue"

— Direct family, usually brothers.

Ele é meu irmão, sangue do meu sangue.

Emotional
"Unidos como irmãos"

— Inseparable unity.

A equipe trabalha unida como irmãos.

Neutral
"Tratar como irmão"

— To give someone special care and trust.

Eu o trato como um irmão.

Neutral
"Irmão do peito"

— A very dear, close friend.

Ele é meu irmão do peito.

Informal
"Cada um por si e Deus por todos"

— Often used in contrast to the duty to help a brother.

Neste mundo, às vezes parece que não há irmãos, é cada um por si.

Proverbial
"Irmãos na alegria e na tristeza"

— Loyalty in all circumstances.

Estaremos juntos, irmãos na alegria e na tristeza.

Formal
"Puxar o tapete do irmão"

— To betray a close person (metaphorical brother).

Ele teve a coragem de puxar o tapete do próprio irmão.

Informal
"Ser o irmão mais velho"

— To have responsibility over others.

Na empresa, ele age como se fosse o irmão mais velho de todos.

Metaphorical

語族

名詞

Irmandade
Irmã
Irmãozinho
Irmãzinha

動詞

Irmanar
Irmanar-se

形容詞

Irmão
Fraterno
Irmanado

関連

Família
Parentesco
Fraternidade
Cunhado
Primo

暗記しよう

記憶術

Think of 'Ear-mow'. You use your 'Ear' to listen to your brother 'mow' the lawn.

視覚的連想

Imagine two boys holding a giant 'mão' (hand) to show they are brothers.

Word Web

Família Mãe Pai Irmã Casa Amor Sangue Mano

チャレンジ

Try to name all the famous pairs of brothers you know using the word 'irmão' (e.g., Irmãos Grimm).

語源

Derived from the Latin 'germanus', which means 'of the same germ or stock' (full brother).

元の意味: A sibling from the same parents.

Romance (Indo-European).

文化的な背景

Be aware that calling a stranger 'irmão' can be seen as too informal in some conservative Portuguese circles.

English speakers use 'brother' similarly, but 'irmão' is used more frequently as a casual greeting in Portuguese than 'brother' is in formal English.

Irmãos Grimm (Grimm Brothers) Irmãos Wright (Wright Brothers) Música 'Meu Irmão, Meu Amigo'

実生活で練習する

実際の使用場面

At home

  • Cadê meu irmão?
  • O meu irmão está no quarto.
  • Pergunta ao seu irmão.
  • Meu irmão é chato.

At a party

  • Este é o meu irmão.
  • Meu irmão não veio.
  • Vocês conhecem meu irmão?
  • Meu irmão adora música.

On the street

  • Ei, irmão!
  • Fala, irmão.
  • Tudo bem, irmão?
  • Obrigado, irmão.

In church

  • A paz, irmão.
  • Vamos orar, irmão.
  • O irmão pode ajudar?
  • Bem-vindo, irmão.

In a formal form

  • Nome do irmão.
  • Número de irmãos.
  • Irmão falecido.
  • Irmão legítimo.

会話のきっかけ

"Você tem quantos irmãos?"

"Como é o seu relacionamento com seu irmão?"

"O seu irmão mora perto de você?"

"Qual é a coisa mais engraçada que seu irmão já fez?"

"Você se parece com o seu irmão?"

日記のテーマ

Escreva sobre uma memória de infância com seu irmão.

Como o seu irmão influenciou quem você é hoje?

Se você não tem um irmão, como seria ter um?

Descreva a personalidade do seu irmão em detalhes.

関連コンテンツ

役に立った?
まだコメントがありません。最初に考えをシェアしましょう!