ASTRONAUTICS Scrabble 14 Words With Friends 17 Scrabble letter values: A1S1T1R1O1N1A1U1T1I1C3S1 = 14 Definition noun the theory and practice of navigation through air or space. — synonyms: aeronautics See all 938 words you can make from ASTRONAUTICS → 12-letter words Words starting with A Words ending with S ← Unscramble different letters