n. [ Cf. F. ichthyosaure. ] (Paleon.) One of the Ichthyosaura. [ 1913 Webster ]
‖n. pl. [ NL. See Ichthyosaurus. ] (Paleon.) An extinct order of marine reptiles, including Ichthyosaurus and allied forms; -- called also
a. (Paleon.) Of or pertaining to the Ichthyosauria. --
‖n.;