ichthyosaur: Meaning and Definition of


Pronunciation: (ik'thē-u-sôr"), [key]
— n.
  1. any fishlike marine reptile of the extinct order Ichthyosauria, ranging from 4 to 40 ft. (1.2 to 12 m) in length and having a round, tapering body, a large head, four paddlelike flippers, and a vertical caudal fin.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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