BIANNUAL /bʌɪˈanjuːəl/ ► audio Scrabble 10 Words With Friends 15 Definition adjective occurring or payable twice each year. — synonyms: semiannual, biyearly, half-yearly See all 73 words you can make from BIANNUAL → 8-letter words Words starting with B Words ending with L ← Unscramble different letters