Polythalamous

1 definition found

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

  Polythalamous \Pol`y*thal"a*mous\, a. [Poly- + Gr. ? a chamber.]
     (Zool.)
     Many-chambered; -- applied to shells of Foraminifera and
     cephalopods. See Illust. of {Nautilus}.
     [1913 Webster]