In French, the choice between definite articles le, la, les and indefinite articles un, une, des depends on the context of the sentence as well as the intended meaning. For learners of French whose native language does not use articles, choosing the right article can be confusing. Simply put, the definite article refers to a specific item (e.g., the teacher's car), while the indefinite article introduces a more general item (e.g., a rental car).
1. Definite Articles (Le, La, Les)
The definite articles le, la, les are used to talk about something specific. They indicate that both the speaker and the listener know what is being referred to.
- Je veux lire le livre que tu m'as recommandé. (I want to read the book you recommended to me. It's not just any book.)
- Nous allons visiter la Tour Eiffel cet après-midi. (We are going to visit the Eiffel Tower this afternoon. The Eiffel Tower is not just any tower, it is unique.)
- Ils nettoient les fenêtres. (They are cleaning the windows. They are cleaning the windows of the house or the classroom. These are not just any windows. Even if it is not specified in the sentence, we understand from the context that these are not just any windows.)
2. Indefinite Articles (Un, Une, Des)
The indefinite articles un, une, des are used to talk about something general, not specifically known to the speaker or the listener.
- Il cherche un travail. (He is looking for a job. We don't know exactly what kind of job.)
- Elle a adopté une chatte. (She adopted a cat. We don't know anything about this animal.)
- Ils achètent des pommes. (They are buying some apples.)
3. Other Examples
- Je lis un livre. ≠Je lis le livre que je viens d'acheter. (I am reading a book. ≠I am reading the book I just bought.)
- C'est une cathédrale. ≠C'est la cathédrale de Paris. Elle s'appelle Notre-Dame. (It's a cathedral. ≠It's the cathedral of Paris. It is called Notre-Dame.)
- Ce sont des étudiants. ≠Ce sont les étudiants de ma classe. (These are some students. ≠These are the students from my class.)
- Ils achètent des pommes. ≠Ils achètent les pommes les moins chères. (They are buying some apples. ≠They are buying the cheapest apples.)
Conclusion
The choice between definite and indefinite articles depends on the degree of specificity of what is being talked about. The definite articles le, la, les refer to something specific, while the indefinite articles un, une, des introduce a more general notion. This distinction is essential for clearly expressing one's thoughts in French.