Definition of interjection noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˌɪntəˈdʒekʃn//
; NAmE NAmE//ˌɪntərˈdʒekʃn//
(grammar) Grammar
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a short sound, word or phrase spoken suddenly to express an emotion. Oh!, Look out! and Ow! are interjections. synonym exclamation See related entries: Grammar Word Originlate Middle English: via Old French from Latin interjectio(n-), from the verb interjicere, from inter- ‘between’ + jacere ‘to throw’.
See the Oxford Advanced American Dictionary entry: interjection