bilingue Englisch:

We'll need to hire a bilingual assistant

My friend's daughter is bilingual - her father is Spanish and her mother is Polish.

We created a freely available English-Japanese bilingual corpus.

a bilingual dictionary

My brother is not bilingual.

Montreal is probably the most bilingual city in the world – most inhabitants speak English and French.

a person who speaks two languages fluently. bilingualist, polyglot, linguist

With an American father and a French mother, she is bilingual.

Esperanto speakers are in principle still at least bilingual.