- Opisthopulmonate
- Opisthopulmonate O*pis`tho*pul"mo*nate, a.[Gr. 'o`pisqen behind + E. pulmonate.] (Zo["o]l.) Having the pulmonary sac situated posteriorly; -- said of certain air-breathing Mollusca. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
