Platycoelian

1 definition found

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

  Platycoelian \Plat`y*c[oe]"li*an\, a. [Platy + Gr. ? hollow.]
     (Anat.)
     Flat at the anterior and concave at the posterior end; --
     said of the centra of the vertebr[ae] of some extinct
     dinouaurs.
     [1913 Webster]