ichthyosaur definition

  • noun:
    • any one of different extinct fishlike marine reptiles regarding the order Ichthyosauria of the Triassic stage to your Cretaceous stage, having a porpoiselike mind and an elongated, toothed snout.
    • Any of a few extinct fishlike reptiles, for the order Ichthyosauria, that had a body notably like a porpoise.
    • one of many Ichthyosaura.
    • A fish-like saurian; a member of order Ichthyosauria.
    • any one of a few marine reptiles associated with Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs

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