Polycystidea

1 definition found

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

  Polycystidea \Pol`y*cys*tid"e*a\, n. pl. [NL. See {Poly-}, and
     {Cystidea}.] (Zool.)
     A division of Gregarin[ae] including those that have two or
     more internal divisions of the body.
     [1913 Webster]