nautiloid
Nau"ti*loid, a. Etym: [Nautilus + -oid: cf. F. nautiloïde.] (Zoöl.) Defn: Like or pertaining to the nautilus; shaped like a nautilus shell. -- n. Defn: A mollusk, or shell, of the genus Nautilus or family Nautilidæ.
Nau"ti*loid, a. Etym: [Nautilus + -oid: cf. F. nautiloïde.] (Zoöl.) Defn: Like or pertaining to the nautilus; shaped like a nautilus shell. -- n. Defn: A mollusk, or shell, of the genus Nautilus or family Nautilidæ.