/ Thesaurus / I Synonyms of in between Find synonyms for: Adjective1. in-between, mediate, middle, intermediate (vs. terminal)usage: being neither at the beginning nor at the end in a series; "adolescence is an awkward in-between age"; "in a mediate position"; "the middle point on a line"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language