Yet  adverb 1 [in questions or negatives] until now or until a particular time: Has Edmund arrived yet? | The potatoes aren't quite ready yet. 2 as yet an expression meaning until this moment, used in questions and negatives: We've had no luck as yet. | As yet, there's been no news. 3 not yet an expression meaning not at the present time, used especially in the answer to questions: “Are you ready to leave?” “Not just yet.” 4 but or in spite of something: a simple yet effective system 5 months/weeks/ages yet used to emphasize how long it will be before something happens or how long a situation will last: “When's your holiday?” “Oh, not for ages yet.” 6 in the future, in spite of the way that things seem now: We may win yet. | The plan could yet succeed. 7 even or still: yet another reason to be cautious | a yet worse mistake | yet again (=one more time after many others): I'm sorry to disturb you yet again. 8 formal still: I have yet to hear Ray's version of what happened. (=I still have not heard it) home