Breadcrumb Home > Thesaurus > P Synonyms of pacer Find synonyms for: Noun 1. pacer, pacemaker, pacesetter, racehorse, race horse, bangtail usage: a horse used to set the pace in racing 2. pacer, horse, Equus caballus usage: a horse trained to a special gait in which both feet on one side leave the ground together WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of pacer (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: terraincognita Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language