Pleurobranch

1 definition found

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

  Pleurobranch \Pleu"ro*branch\, n. [See {Pleuro-}, and
     {Branchia}.] (Zool.)
     Any one of the gills of a crustacean that is attached to the
     side of the thorax.
     [1913 Webster]