1530s, "seizure, arrest," from Latin prehensionem (nominative prehensio) "a seizing," noun of action from past-participle stem of prehendere "to catch hold of, seize" (from prae- "before," see pre-, + -hendere, from PIE root *ghend- "to seize, take"). Prison is a doublet. Use in philosophy is from 1925.
pregnancy
pregnant
Pre-Greek
preheat
prehensile
prehension
prehistoric
prehistory
prejudge
prejudice
prejudicial