[ih-kwil-uh-breyt, ee-kwuh-lahy-breyt, ek-wuh-]
verb (used with object), e·quil·i·brat·ed, e·quil·i·brat·ing.
  1. to balance equally; keep in equipoise or equilibrium.
  2. to be in equilibrium with; counterpoise.
verb (used without object), e·quil·i·brat·ed, e·quil·i·brat·ing.
  1. to be in equilibrium; balance.

Origin of equilibrate

1625–35; < Late Latin aequilībrātus, past participle of aequilībrāre to be in equilibrium; see -ate1
Related formse·quil·i·bra·tion, noune·quil·i·bra·tor, nounun·e·quil·i·brat·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for equilibrate


  1. to bring to or be in equilibrium; balance
Derived Formsequilibration (ˌiːkwɪlaɪˈbreɪʃən, ɪˌkwɪlɪ-), nounequilibrator (ɪˈkwɪlɪˌbreɪtə), noun

Word Origin for equilibrate

C17: from Late Latin aequilībrāre, from aequilībris in balance; see equilibrium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012