SURFACTANT /səɹˈfæktənt/ Scrabble 15 Words With Friends 18 Definition noun a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved. — synonyms: wetting_agent, wetter, surface-active_agent See all 225 words you can make from SURFACTANT → 10-letter words Words starting with S Words ending with T ← Unscramble different letters