a.[ Gr. 'o`pisqen behind + E. pulmonate. ] (Zool.) Having the pulmonary sac situated posteriorly; -- said of certain air-breathing Mollusca. [ 1913 Webster ]
a. (Zool.) (a) Having breathing organs that act as lungs. (b) Pertaining to the Pulmonata. -- n. One of the Pulmonata. [ 1913 Webster ]
a. same as Pulmonate (a). [ 1913 Webster ]