Questions & Answers about A conversa é interessante.
A here is the feminine singular definite article, and it means the, not a.
- A conversa = the conversation
- The indefinite form (a conversation) would be uma conversa.
Portuguese has gendered articles:
- o / um for masculine
- a / uma for feminine
Since conversa is feminine, you must use a (definite) or uma (indefinite).
You mostly have to learn the gender with each noun, but there are some hints:
- Many nouns ending in -a are feminine: casa, mesa, conversa, porta.
- The article and adjectives tell you the gender:
- a conversa interessante (feminine)
- uma conversa interessante (feminine)
When you learn new nouns in Portuguese, it helps to learn them with their article:
- a conversa (f)
- o carro (m)
Dictionaries usually mark the gender with f. (feminine) or m. (masculine).