Articles Overview

Articles are among the first grammatical elements a learner of Portuguese meets — and one of the last to master. European Portuguese has a four-form definite article (o, a, os, as — "the") and a four-form indefinite article (um, uma, uns, umas — "a/an" / "some"), and deciding whether to use one, the other, or neither is a running project for the first year of study. The surprises are not just in the forms themselves but in where Portuguese uses articles: in front of abstract nouns, country names, languages, body parts, and — crucially in PT-PT — in front of possessives and even people's names.

This page is the overview, not the deep dive. It lays out the complete paradigm, walks through the core patterns, and flags the places where Portuguese diverges sharply from English. Each major subtopic has its own dedicated page linked below.

The complete paradigm

Portuguese articles agree with their nouns in gender (masculine / feminine) and number (singular / plural). There are exactly eight article forms in total.

Articles come before the noun, as in English. They take the same gender as the noun and the same number, with no exceptions.

Gender agreement: the basics

The article you pick is determined by the gender of the noun — which means you have to know the noun's gender. A few quick guides:

• Nouns ending in -o are typically masculine: o livro, o carro, o gato.
• Nouns ending in -a are typically feminine: a casa, a mesa, a água.
• Nouns ending in -ão vary — most are masculine (o coração, o pão) but a significant minority are feminine (a mão, a manhã).
• Nouns ending in -em, -gem, -dade, -tude, -ção, -são, -ice are typically feminine: a viagem, a cidade, a saúde, a canção, a velhice.

These are tendencies, not absolutes — o dia, o mapa, o problema, o sistema are masculine despite their -a endings, and a foto, a moto, a tribo are feminine despite -o. See the Noun Gender page for the full treatment.

Contractions with prepositions — a preview

One of the most important facts about Portuguese articles is that they contract obligatorily with the prepositions a, de, em, and por. These contractions are not optional — they are the only grammatical form.

The contractions with um/uma (dum, duma, num, numa) are slightly less common in writing — you often see de um, em um written out — but in speech the contracted forms predominate. See the Article Contractions page for the complete paradigm and usage notes.

Where Portuguese uses articles and English doesn't

Here is where the real learning happens. Portuguese uses definite articles in several places where English drops them entirely. Internalizing this pattern is the single biggest step in making your Portuguese sound natural.

Abstract nouns

Abstract concepts — life, love, friendship, time, happiness — take the definite article in Portuguese when used as a general subject or object.

English speakers typically want to say vida é bela without the article — wrong in Portuguese. The article is obligatory when the abstract noun refers to the concept as a whole.

Languages

Languages take the definite article in most contexts — when they are the subject of a sentence, an object of most verbs, or the topic of discussion.

Exception: after the verb falar (to speak) and similar verbs of linguistic action, the article is often dropped — eu falo português, ela fala inglês, nós falamos espanhol. The article comes back with em constructions: escrito em português, dizer em inglês. See Definite Articles with Languages for the full rules.

Countries and geographic names

Most country names take the definite article: a França, a Alemanha, o Brasil, a Itália, os Estados Unidos, a China, o Japão. But a small and important group of countries — most of them Portuguese-speaking — take no article: Portugal, Angola, Cabo Verde, Moçambique, Timor-Leste, São Tomé e Príncipe.

Cities are almost always article-less: Lisboa, Porto, Coimbra, Paris, Madrid (but: o Porto is sometimes used for the city, though Porto without article is more common; a Covilhã, a Guarda take the article because the name is transparently feminine noun-based). Rivers, mountains, and oceans consistently take the article: o Tejo, o Douro, a serra da Estrela, o Atlântico.

Possessives — the PT-PT rule

This is the big difference between European and Brazilian Portuguese. In European Portuguese, possessive determiners (meu, teu, seu, nosso, vosso) are almost always preceded by the definite article. In Brazilian Portuguese, the article is frequently dropped.

You will hear PT-PT speakers drop the article in some contexts (especially with vocatives and certain fixed expressions), but the safe default — and the one that sounds unambiguously European Portuguese — is article + possessive + noun. Writing meu carro está avariado (without article) is grammatically acceptable but sounds distinctly Brazilian.

Body parts

Portuguese uses the definite article (not the possessive) for body parts in most contexts, especially with verbs of action, movement, or sensation.

The possessor is understood from context (usually the subject of the sentence) and recovered through a dative pronoun if needed (doem-me os olhos — literally "the eyes hurt to me"). Using the possessive in these contexts — lavei as minhas mãos — is grammatical but sounds over-specified and non-native.

Titles and people's names

Portuguese uses the definite article before titles + surnames in most contexts, and — a famously PT-PT feature — often before first names too in informal speech and writing.

The use of article + first name (o João, a Maria) is almost universal in casual PT-PT. You drop it in direct address (João, podes ajudar-me?) and in formal writing where you refer to someone by full name for the first time. But for everyday talk about people you know, the article is part of the name.

Indefinite articles — "a/an" and "some"

The indefinite articles um, uma, uns, umas largely parallel English a/an and some, but with a few important wrinkles. You can read the full treatment on the Indefinite Uses page. Three patterns to flag here:

Omission with professions: Portuguese drops the indefinite article before a profession, nationality, or religion when it follows ser.

Adding um here (ele é um médico) changes the meaning to emphasize the profession in some way, often suggesting contrast or emphasis.

Omission in fixed phrases: Many fixed expressions drop the article: ter fome, ter sede, ter razão, fazer sentido, dar resposta ("be hungry, be thirsty, be right, make sense, give a response").

Plural uns / umas for approximation: Before a number, uns / umas means "about, approximately."

What's in each subtopic page

This group has several dedicated pages that go deeper:

• Definite Article: Basic Uses — the core patterns: abstract nouns, generic reference, specific reference, with titles and kinship terms.
• Definite Article with Languages — the particular rules for language names, including the falar exception.
• Indefinite Article: Uses — when to use um/uma/uns/umas and when to drop them (professions, nationalities, emphasis).
• Article Contractions — the full paradigm for ao, à, do, da, no, na, pelo, pela, num, numa, dum, duma and when these are obligatory.
• Articles: Advanced Uses — tricky cases: article with geographical names, with proper nouns, with dates and time, in restrictive vs non-restrictive clauses, and PT-PT vs PT-BR differences.

Common mistakes

Key takeaways

• Portuguese has eight article forms — four definite (o, a, os, as) and four indefinite (um, uma, uns, umas) — which agree with the noun in gender and number.
• Articles contract obligatorily with the prepositions a, de, em, and por — learn ao, à, do, da, no, na, pelo, pela as single units.
• Portuguese uses the definite article in many contexts where English drops it: abstract nouns (a vida é bela), languages (o português é bonito), most countries (a França, o Brasil, but not Portugal or Angola), possessives in PT-PT (o meu carro), body parts (doem-me os olhos), and often people's names (o João, a Maria).
• The indefinite article is dropped before professions, nationalities, and religions after ser (ele é médico, not ele é um médico), and in many fixed expressions (tenho fome).
• The article + possessive pattern (o meu, a minha) is a clear marker of European Portuguese — learn to use it as the default.