/ Thesaurus / I Synonyms of in brief Find synonyms for: Adverb1. concisely, briefly, shortly, in brief, in shortusage: in a concise manner; in a few words; "the history is summed up concisely in this book"; "she replied briefly"; "briefly, we have a problem"; "to put it shortly"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language