occasion

1 a particular point at which an event takes place on that occasion, I didn't actually meet your father Synonyms moment, time Related Words flash, instant, jiffy, minute, second, shake, split second, trice, twinkle, wink; bit, space, spell, stretch, while

2 a favorable combination of circumstances, time, and place the substitute violinist rose to the occasion and performed the piece beautifully Synonyms break, chance, opportunity, opening, room, shotRelated Words play, way; juncture, pass

3 someone or something responsible for a result the missing money proved to be the occasion of much strife between the two brothers Synonyms antecedent, causality, causation, cause, reasonRelated Words consideration, determinant, factor; alpha and omega, be-all and end-all; impetus, incentive, inspiration, instigation, stimulus; mother, origin, root, source, springNear Antonyms ramification; denouement (also dénouement), repercussion; conclusion, end; by-product, side effect (also side reaction)Antonyms aftereffect, aftermath, consequence, corollary, development, effect, fate, fruit, issue, outcome, outgrowth, product, result, resultant, sequel, sequence, upshot

4 something that happens weddings are generally happy occasions Synonyms affair, circumstance, episode, hap, happening, incident, event, occurrence, thingRelated Words coincidence, co-occurrence, fluke, freak; landmark, milepost, milestone, page, phenomenon, turning point; adventure, experience, time; happenchance, happenstance; accident, crisis, emergency, juncture; achievement, deed, exploit, feat; news, tidings