INTERJECTION

noun Date: 15th century 1. the act of uttering exclamations ; ejaculation , the act of putting in between ; interposition , an ejaculatory utterance usually lacking grammatical connection: as, a word or phrase used in exclamation (as Heavens! Dear me! ), a cry or inarticulate utterance (as Alas! ouch! phooey! ugh! ) expressing an emotion, something that is interjected or that interrupts