The story
From Medieval Latin exculpātus, perfect passive participle of exculpō (see -ate (verb-forming suffix)), from ex- (“out, from”) + culpa (“fault; blame”) + -ō (verb-forming suffix).
Etymology from Wiktionary, CC BY-SA 4.0.
exculpate
Today it means: To clear of or to free from guilt; exonerate. Full definition →