verb (used with object), ex·cul·pat·ed, ex·cul·pat·ing.
to clear from a charge of guilt or fault; free from blame; vindicate.
Origin of exculpate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
(tr) to free from blame or guilt; vindicate or exonerate
Word Origin for exculpate
C17: from Medieval Latin exculpāre, from Latin ex- 1 + culpāre to blame, from culpa fault, blame
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
1650s, from Medieval Latin exculpatus, past participle of exculpare, from Latin ex culpa, from ex "from" (see ex-) + culpa ablative of culpa "blame, fault." Related: Exculpated; exculpating.
Online Etymology Dictionary, © 2010 Douglas Harper