Word Origin & History
safe (adj.)
c.1280, "uninjured, unharmed," from O.Fr. sauf, from L. salvus "uninjured, healthy, safe," related to salus "good health," saluber "healthful," all from PIE *solwos from base *sol- "whole" (cf. L. solidus "solid," Skt. sarvah "uninjured, intact, whole," Avestan haurva- "uninjured, intact," O.Pers. haruva-, Gk. holos "whole"). Meaning "not exposed to danger" is attested from 1387; of actions, etc., "free from risk," first recorded 1590. Safe-conduct (1297) is from O.Fr. sauf-conduit (13c.).