n. A striking or cutting off; specifically, in grammar, the cutting off or suppression of a vowel or syllable, naturally or for the sake of euphony or meter, especially at the end of a word when the next word begins with a vowel; more generally, the suppression of any part of a word in speech or writing: as, in “th' embattled plain” there is an elision of e; in “I'll not do it” there is an elision of wi.n. Division; separation.