el ‧ lip ‧ sis /ɪˈlɪpsəs, ɪˈlɪpsɪs/ BrE AmE noun ( plural ellipses /-siːz/) technical
[ Date: 1600-1700 ; Language: Latin ; Origin: Greek elleipsis , from elleipein 'to leave out' ]
1 . [uncountable and countable] when words are deliberately left out of a sentence, though the meaning can still be understood. For example, you may say ‘He’s leaving but I’m not’ instead of saying ‘He’s leaving but I’m not leaving’.
2 . [countable] the sign (...) used in writing to show that some words have deliberately been left out of a sentence