temporaryEnglishOxford American Thesaurustemporary adjective 1 temporary accommodations | the temporary captain: nonpermanent, short-term, interim; provisional, pro tem, makeshift, stopgap; acting, fill-in, stand-in, caretaker; Latin ad interim, pro tempore. ▷antonyms permanent. 2 a temporary loss of self-control: brief, short-lived, momentary, fleeting, passing, impermanent, here today and gone tomorrow, transient, transitory, ephemeral, evanescent, fugitive; rare fugacious. ▷antonyms lasting.