Meaning

noun a state in northwestern United States on the Pacific

noun a room in a hospital equipped for the performance of surgical operations

originFrom Middle English or; partially contracted from other, auther, from Old English āþor, āwþer, āhwæþer ("some, any, either"; > either); and partially from Middle English oththe, from Old English oþþe, from Proto-Germanic *efþau (“or”).

Etymology from Wiktionary, CC BY-SA 3.0