Elasmosaurus

1 definition found

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

  Elasmosaurus \E*las`mo*sau"rus\, n. [NL., fr. Gr. ? a metal
     plate + ? a lizard.] (Paleon.)
     An extinct, long-necked, marine, cretaceous reptile from
     Kansas, allied to Plesiosaurus.
     [1913 Webster]