From Latin 'salvus' (safe, healthy), via Old French 'sauver' — the root behind safe, salvation, salvage, and salute.
To rescue from harm or danger; to keep for future use.
From Old French 'sauver' meaning 'to save, protect,' from Late Latin 'salvāre' (to make safe), from Latin 'salvus' (safe, uninjured, healthy). The same root gives 'safe,' 'salvation,' and 'salute.' Key roots: salvus (Latin: "safe, whole, healthy").