ADJUVANT /ˈædʒ.ə.vənt/ Scrabble 19 Words With Friends 24 Definition noun an additive that enhances the effectiveness of medical treatment. adjective furnishing added support. — synonyms: accessory, adjunct, ancillary, appurtenant, auxiliary adjective enhancing the action of a medical treatment. See all 44 words you can make from ADJUVANT → 8-letter words Words starting with A Words ending with T ← Unscramble different letters