Occasion is a special event or a specific time when something is possible or when something will happen.
(noun)An example of an occasion is a birthday.
See occasion in Webster's New World College Dictionary
noun
Origin: ME occasioun < OFr < L occasio, accidental opportunity, fit time < occasus, pp. of occidere, to fall < ob- (see ob-) + cadere, to fall: see case
transitive verb
See occasion in American Heritage Dictionary 4
noun
Origin:
Origin: Middle English
Origin: , from Old French
Origin: , from Latin occāsiō, occāsiōn-
Origin: , from occāsus
Origin: , past participle of occidere, to fall
Origin: : ob-, down; see ob-
Origin: + cadere, to fall; see kad- in Indo-European roots
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