verb (used with object), sub·ro·gat·ed, sub·ro·gat·ing.
  1. to put into the place of another; substitute for another.
  2. Civil Law. to substitute (one person) for another with reference to a claim or right.

Origin of subrogate

1400–50; 1540–50 for def 1; late Middle English (past participle) < Latin subrogātus (past participle of subrogāre to nominate (someone) as a substitute), equivalent to sub- sub- + rogā(re) to request + -tus past participle suffix
Related formssub·ro·ga·tion, nounun·sub·ro·gat·ed, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for subrogate


  1. (tr) law to put (one person or thing) in the place of another in respect of a right or claim

Word Origin for subrogate

C16: from Latin subrogāre, from sub- in place of + rogāre to ask
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

Word Origin and History for subrogate

1530s, from Latin subrogatus, variant of surrogatus, past participle of surrogare/subrogare (see surrogate). Related: Subrogated; subrogating.

Online Etymology Dictionary, © 2010 Douglas Harper