Sens: facultative 
fac·ul·ta·tive || 'fæklteɪtɪv /-tətɪv adj. facultatif; qui permet, qui autorise; à un examen (question); possible; aux deux formes vivantes (biologie)
An facultative idiom dictionary is a great resource for writers, students, and anyone looking to expand their vocabulary. It contains a list of words with similar meanings with facultative, allowing users to choose the best word for their specific context.
Dictionnaire de mots similaires, Différentes expressions, Synonymes, Idiomes pour Idiome facultative
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