A1 Nouns & Articles 14 min read Facile

Les Articles Définis (o, a, os, as)

En portugais, on accorde tout ! Choisis entre o, a, os ou as selon le genre et le nombre.

Grammar Rule in 30 Seconds

Definite articles (o, a, os, as) tell us exactly which noun we are talking about and must match its gender and number.

  • Use 'o' for masculine singular nouns: 'o carro' (the car).
  • Use 'a' for feminine singular nouns: 'a casa' (the house).
  • Make them plural by adding 's': 'os carros' (the cars), 'as casas' (the houses).
Article (o/a/os/as) + Noun

Overview

Vue d'ensemble
Bienvenue dans un monde où même votre café du matin a un genre ! En anglais, le mot the est neutre. Mais en portugais, les articles définis ont une personnalité.
Ils changent selon que la chose dont vous parlez est masculine, féminine, singulière ou plurielle. C'est comme un caméléon qui change de couleur pour s'assortir au mot d'à côté. Si vous maîtrisez ça, vous débloquez instantanément 50% de la langue.
Comment fonctionne cette grammaire
Pensez aux articles définis comme des pass VIP qui doivent correspondre à l'invité. Vous ne pouvez pas donner un pass homme seul à un groupe de femmes. Chaque nom en portugais a un genre (masculin ou féminin) et un nombre (singulier ou pluriel).
L'article doit s'accorder avec le nom. Si le nom est un gars, l'article est un gars. Si c'est un groupe de dames, l'article est un groupe de dames.
Modèle de Formation
C'est un système simple. Deux choix pour le genre, deux pour le nombre. Cela nous donne quatre petits mots puissants.
  1. 1Regardez le nom. Est-ce livro (livre) ? Ça finit par 'o', c'est masculin.
  2. 2Vérifiez la quantité. Juste un livre ? Singulier.
  3. 3Choisissez la paire. Masculin + Singulier = o.
Voici votre antisèche :
| Genre | Singulier (Le/La) | Pluriel (Les) |
| :--- | :--- | :--- |
| Masculin | o (ex. o carro) | os (ex. os carros) |
| Féminin | a (ex. a casa) | as (ex. as casas) |
*Note : Ça se prononce plus comme u (pour o) et us (pour os) au Brésil. Ne soyez pas le gringo qui dit oh !* 😉
Quand l'utiliser
Vous les utilisez beaucoup plus souvent qu'en anglais, et un peu différemment du français.
  • Objets spécifiques :
    Où est les toilettes ?
    (Onde fica o banheiro?)
  • Devant les prénoms : Au Brésil et au Portugal, on dit souvent Le Jean ou La Sarah. A Maria está aqui.
  • Devant les pays : La plupart des pays prennent un article. O Brasil is beautiful. (Exception : le Portugal n'en prend généralement pas).
  • Avec les possessifs : Monne voiture devient La mienne voiture (O meu carro), bien que ce soit optionnel au Brésil.
Erreurs Courantes
  • L'Erreur de Genre : Dire o mesa. Mesa finit par 'a', donc elle veut a. C'est a mesa !
  • Le Solitaire : Oublier l'article devant un prénom. Dire João chama au lieu de O João chama. Ça paraît un peu froid.
  • Le Pluriel Paresseux : Dire o livros. Si le nom prend un 's', l'article en a besoin aussi ! C'est os livros.
Contraste avec des Modèles Similaires
  • Défini (o/a) vs Indéfini (um/uma) :
  • Quero o bolo = Je veux le gâteau (celui-là en particulier).
  • Quero um bolo = Je veux un gâteau (n'importe lequel).
  • Français Le/La/Les : Très similaire, mais le portugais distingue le pluriel masculin (os) du pluriel féminin (as), alors que le français utilise juste les pour tout.
FAQ Rapide
Q : Dois-je vraiment dire O Pedro ?
R : Vous pouvez ne pas le faire, mais dans la conversation, utilisez o ou a. Ça montre que vous êtes proche de la personne.
Q : Comment savoir si un mot est masculin ou féminin ?
R : Regardez la fin ! 'O' est généralement masculin, 'A' est généralement féminin. Les mots finissant par 'e' ou 'ão' ? Il faut les apprendre par cœur.
Q : Et si j'ai un groupe mixte hommes/femmes ?
R : Le masculin l'emporte. Un groupe mixte utilise le pluriel masculin : os amigos.

Definite Article Table

Gender Singular Plural
Masculine
o
os
Feminine
a
as

Common Contractions

Preposition Article Result
de
o
do
de
a
da
em
o
no
em
a
na

Meanings

Definite articles are used to specify a particular noun, equivalent to 'the' in English.

1

Specific Reference

Referring to a specific, known object or person.

“O cachorro corre.”

“A menina estuda.”

2

Generalization

Referring to a category as a whole.

“O café é bom.”

“A vida é bela.”

Reference Table

Reference table for Les Articles Définis (o, a, os, as)
Genre Singulier Pluriel Exemple
Masculin
o
os
o livro / os livros
Féminin
a
as
a casa / as casas

Spectre de formalité

Formel
O livro encontra-se aqui.

O livro encontra-se aqui. (General statement)

Neutre
O livro está aqui.

O livro está aqui. (General statement)

Informel
O livro tá aqui.

O livro tá aqui. (General statement)

Argot
O livro tá na mão.

O livro tá na mão. (General statement)

La famille des articles

Articles Définis

Masculin

  • O Singulier
  • Os Pluriel

Féminin

  • A Singulier
  • As Pluriel

Anglais vs Portugais

Anglais
The Utilisé pour tout
Portugais
O / A Spécifique au genre
Os / As Spécifique au nombre

Quel article utiliser ?

1

Le mot est-il masculin ou féminin ?

YES
Masculin → Vérifier le nombre
NO
Féminin → Vérifier le nombre
2

Est-il au singulier ?

YES
Utilise O (M) ou A (F)
NO ↓

Terminaisons communes & Articles

👦

Utilise 'O' (Masc)

  • Finit en -o
  • Finit en -or
  • Finit en -ma (Grec)
👧

Utilise 'A' (Fem)

  • Finit en -a
  • Finit en -ção
  • Finit en -dade

Exemples par niveau

1

O gato é grande.

The cat is big.

2

A mesa é azul.

The table is blue.

3

Os livros são novos.

The books are new.

4

As flores são lindas.

The flowers are beautiful.

1

O João gosta de café.

João likes coffee.

2

A Maria estuda muito.

Maria studies a lot.

3

Os alunos estão na escola.

The students are at school.

4

As crianças brincam no parque.

The children play in the park.

1

O meu carro é vermelho.

My car is red.

2

A vida é cheia de surpresas.

Life is full of surprises.

3

Os brasileiros são muito amigáveis.

Brazilians are very friendly.

4

As segundas-feiras são difíceis.

Mondays are difficult.

1

No Brasil, o futebol é uma paixão.

In Brazil, soccer is a passion.

2

A França é um país lindo.

France is a beautiful country.

3

Os Estados Unidos são grandes.

The United States is big.

4

As pessoas que eu conheço são legais.

The people I know are nice.

1

O saber não ocupa lugar.

Knowledge takes up no space.

2

A liberdade é um direito fundamental.

Freedom is a fundamental right.

3

Os poetas escrevem com a alma.

Poets write with the soul.

4

As leis devem ser respeitadas.

Laws must be respected.

1

O que é o amor?

What is love?

2

A arte imita a vida.

Art imitates life.

3

Os tempos mudam, as vontades também.

Times change, desires too.

4

Aquele é o homem de quem falei.

That is the man of whom I spoke.

Facile à confondre

Definite Articles (o, a, os, as) vs Definite vs Indefinite

Learners mix up 'the' and 'a'.

Definite Articles (o, a, os, as) vs Articles with Names

Learners don't know when to use articles before names.

Definite Articles (o, a, os, as) vs Possessives

Learners forget the article before possessives.

Erreurs courantes

o casa

a casa

Casa is feminine.

a carro

o carro

Carro is masculine.

o carros

os carros

Plural noun needs plural article.

a amigos

os amigos

Amigos is masculine plural.

o Maria

a Maria

Names are feminine.

o mesa

a mesa

Mesa is feminine.

as café

o café

Café is masculine.

meu carro

o meu carro

Portuguese requires the article before possessives.

Brasil é grande

O Brasil é grande

Countries often take articles.

segunda-feira é dia

A segunda-feira é dia

Days of the week take articles.

falar de política

falar da política

Specific context requires article.

estudar história

estudar a história

Specific history requires article.

gostar de música

gostar da música

Specific music requires article.

Structures de phrases

___ ___ é muito bom.

Eu gosto de ___ ___.

___ ___ são meus amigos.

___ ___ que eu comprei é caro.

Real World Usage

Ordering food constant

Eu quero o café.

Social media very common

Os brasileiros são demais!

Texting constant

Onde tá o livro?

Job interview common

A experiência é fundamental.

Travel common

Onde fica o hotel?

Academic writing common

A análise demonstra que...

💡

Le piège du 'MA'

Attention aux mots qui finissent par 'ma' comme 'problema' ou 'sistema'. Ils ont l'air féminins mais sont MASCULINS ! Dis : O problema é grande.
💬

Le facteur amitié

Au Brésil ou au Portugal, mettre 'o' ou 'a' devant le prénom d'un ami montre que tu es proche de lui :
A Júlia é legal.
⚠️

Pas de mélange

L'article doit toujours matcher le genre du nom, sinon tu vas embrouiller ton interlocuteur : O carro é azul.

Smart Tips

Always look at the last letter to guess the gender.

casa (gender?) a casa (feminine)

Always add the article before the possessive.

Meu livro. O meu livro.

Check if the country name is masculine or feminine.

Brasil é grande. O Brasil é grande.

Don't forget to pluralize both the noun AND the article.

O carros. Os carros.

Prononciation

o -> /u/

Vowel reduction

In European Portuguese, 'o' at the end of a word is often pronounced like 'u'.

o /u/

Nasalization

Articles don't change, but they precede nasal sounds.

Declarative

O livro é bom. ↘

Falling intonation for statements.

Mémorise-le

Moyen mnémotechnique

O is for masculine (like a round 'O' for a ball), A is for feminine (like the 'A' in 'Amiga').

Association visuelle

Imagine a big 'O' shaped ball for masculine items and an 'A' shaped apple for feminine items.

Rhyme

O is for boy, A is for girl, add an S for the plural world.

Story

O gato (the cat) sat on a table. A gata (the female cat) sat on a chair. Os gatos (the cats) played together. As gatas (the female cats) watched them.

Word Web

oaosasgêneronúmeroconcordância

Défi

Label 5 items in your room with sticky notes using the correct article.

Notes culturelles

Articles are frequently used before names of people in casual speech.

Articles are generally omitted before names of people in formal contexts.

Articles are used before possessive pronouns in almost all Portuguese dialects.

Portuguese articles evolved from the Latin demonstrative pronoun 'ille, illa, illud'.

Amorces de conversation

Qual é o seu livro favorito?

Onde está a sua casa?

Os seus amigos são legais?

As pessoas no Brasil são amigáveis?

Sujets d'écriture

Describe your room using articles.
Write about your favorite food.
Describe your friends.
Compare your city to another.

Erreurs courantes

Incorrect

Correct


Incorrect

Correct


Incorrect

Correct


Incorrect

Correct

Test Yourself

Choisis le bon article pour le nom.

✓ Correct! ✗ Not quite. Correct answer:
Carro est masculin singulier, il lui faut donc 'O'.
Quelle phrase a le bon accord ?

✓ Correct! ✗ Not quite. Correct answer:
'Livros' est masculin pluriel, il nécessite donc l'article masculin pluriel 'Os'.
Corrige l'erreur de genre.

✓ Correct! ✗ Not quite. Correct answer:
Même si 'problema' finit par 'a', c'est un mot masculin d'origine grecque. On utilise 'O'.

Score: /3

Exercices pratiques

8 exercises
Fill in the correct article.

___ gato é preto.

✓ Correct! ✗ Not quite. Correct answer: o
Gato is masculine singular.
Choose the correct article. Choix multiple

___ mesas são grandes.

✓ Correct! ✗ Not quite. Correct answer: as
Mesas is feminine plural.
Correct the sentence. Error Correction

Find and fix the mistake:

O casas são bonitas.

✓ Correct! ✗ Not quite. Correct answer: As casas são bonitas.
Agreement must be feminine plural.
Order the words. Sentence Building

livro / O / bom / é

✓ Correct! ✗ Not quite. Correct answer: O livro é bom.
Standard order is Article + Noun + Verb + Adjective.
Match the noun with the article. Match Pairs

Match: carro, casa, carros, casas

✓ Correct! ✗ Not quite. Correct answer: o, a, os, as
Correct gender/number mapping.
Fill in the correct article.

___ Brasil é lindo.

✓ Correct! ✗ Not quite. Correct answer: O
Countries take articles.
Choose the correct article. Choix multiple

___ segunda-feira é difícil.

✓ Correct! ✗ Not quite. Correct answer: A
Days of the week are feminine.
Correct the sentence. Error Correction

Find and fix the mistake:

Meu carro é novo.

✓ Correct! ✗ Not quite. Correct answer: O meu carro é novo.
Possessives require an article.

Score: /8

Practice Bank

15 exercises
Complète la phrase Texte trous

___ casa é bonita.

✓ Correct! ✗ Not quite. Correct answer: A
Complète la phrase Texte trous

Eu gosto de ___ café.

✓ Correct! ✗ Not quite. Correct answer: o
Identifie la forme plurielle correcte Choix multiple

Lequel est correct pour 'les tables' ?

✓ Correct! ✗ Not quite. Correct answer: As mesas
Sélectionne la phrase correcte Choix multiple

Choisis la bonne option :

✓ Correct! ✗ Not quite. Correct answer: A menina come.
Trouve l'erreur Error Correction

Os mapa está aqui.

✓ Correct! ✗ Not quite. Correct answer: O mapa está aqui.
Corrige l'article Error Correction

Eu vi o pessoas.

✓ Correct! ✗ Not quite. Correct answer: Eu vi as personnes.
Relie le nom à son article Match Pairs

Associe l'article au mot :

✓ Correct! ✗ Not quite. Correct answer: ["Carro: O","Casa: A","Livros: Os","Canetas: As"]
Relie le singulier au pluriel Match Pairs

Associe le singulier au pluriel :

✓ Correct! ✗ Not quite. Correct answer: ["O gato: Os gatos","A mesa: As mesas","O filme: Os filmes","A chave: As chaves"]
Traduis l'expression Traduction

Traduis : 'Les amis' (groupe mixte)

✓ Correct! ✗ Not quite. Correct answer: Os amigos
Traduis l'expression Traduction

Traduis : 'L'ordinateur'

✓ Correct! ✗ Not quite. Correct answer: O computador
Remets la phrase dans l'ordre Sentence Reorder

menino / O / joga / bola

✓ Correct! ✗ Not quite. Correct answer: O menino joga bola
Ordonne les mots Sentence Reorder

estão / As / felizes / meninas

✓ Correct! ✗ Not quite. Correct answer: As meninas estão felizes
Complète l'expression Texte trous

___ Brasil é lindo.

✓ Correct! ✗ Not quite. Correct answer: O
Identifie l'article correct pour un prénom Choix multiple

Comment dire 'João est cool' de manière informelle ?

✓ Correct! ✗ Not quite. Correct answer: O João é legal.
Corrige l'erreur d'accord au pluriel Error Correction

Os dia estão longos.

✓ Correct! ✗ Not quite. Correct answer: Os dias estão longos.

Score: /15

FAQ (8)

Yes, every noun in Portuguese is either masculine or feminine.

Usually, -o endings are masculine and -a endings are feminine.

No, you must use 'a' for feminine nouns.

It's a regional habit that makes speech sound more personal.

You have to memorize the gender, as it can be either.

Sometimes, but usually they are required for grammatical correctness.

Just add an 's' to the singular form.

Yes, always use the feminine article 'a' or 'as'.

Scaffolded Practice

1

1

2

2

3

3

4

4

Mastery Progress

Needs Practice

Improving

Strong

Mastered

In Other Languages

Spanish high

el, la, los, las

Spanish uses 'el' for masculine, Portuguese uses 'o'.

French moderate

le, la, les

Portuguese distinguishes gender in the plural ('os' vs 'as').

German low

der, die, das

Portuguese lacks a neuter article.

Japanese none

None

Japanese relies on context rather than articles.

Arabic low

al-

Arabic uses a prefix, Portuguese uses a separate word.

Chinese none

None

Chinese uses word order and particles for specificity.

Learning Path

Prerequisites

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