Breadcrumb Home > Thesaurus > O Synonyms of overpressure Find synonyms for: Noun 1. overpressure, atmospheric pressure, air pressure, pressure usage: a transient air pressure greater than the surrounding atmospheric pressure; "the overpressure of the blast kills by lethal concussion" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of overpressure (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: tintinnabulation Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language