FIRMAMENT /ˈfɜːməm(ə)nt/ ► audio Scrabble 16 Words With Friends 19 Definition noun the apparent surface of the imaginary sphere on which celestial bodies appear to be projected. — synonyms: celestial_sphere, sphere, empyrean, heavens, vault_of_heaven, welkin Examples “the international fashion firmament” See all 261 words you can make from FIRMAMENT → 9-letter words Words starting with F Words ending with T ← Unscramble different letters