Languages › French Learn the French Word Sinon Share Flipboard Email Print French Vocabulary Pronunciation & Conversation Grammar Resources For Teachers By ThoughtCo Updated January 30, 2019 The French conjunction sinon -- pronounced "see-no(n)" -- means except, other than; if not; otherwise, or else. It is related to the two separate words that comprise it: si, which means "if", and non, which means "no". So the word is literally translated to mean "if no". Examples Pourquoi a-t-on pris cette décision, sinon pour nous aider?Why was this decision made, if not to help us?Je n'en sais rien, sinon qu'il n'y va pas.I don't know anything about it, other than that he's not going. Fais-le, sinon tu ne peux pas sortir ce soir. Do it, or else you can't go out tonight.