Inopercular

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Inopercular \In`o*per"cu*lar\, Inoperculate \In`o*per"cu*late\,
     a. (Zool.)
     Having no operculum; -- said of certain gastropod shells.
     [1913 Webster]