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{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

n. - Large primitive reptile having a tall spinal sail.

Usage examples (5)
  • I had no sooner spoken than I remembered the pelycosaur we had seen in the jungle.
  • Fossil fish in Romer Hall (with a specimen of the pelycosaur Edaphosaurus on the right).
  • I was under the impression that “therapsid” always referred to a kind of synapsid reptile and was distinct from “pelycosaur” another kind of synapsid think dimetrodon.
  • 2. Which of these were not dinosaurs: the pelycosaur Dimetrodon, the winged pterosaurs, and the aquatic ichthyosaurs, plesiosaurs and mosasaurs. for more
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