from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. any of several dinosaurs of the family Edaphosauridae, from the Carboniferous and Permian periods, that had a distinctive dorsal sail or crest

from the GNU version of the Collaborative International Dictionary of English

  • n. an extinct heavy-bodied reptile of the late Paleozoic having a dorsal sail or crest.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. heavy-bodied reptile with a dorsal sail or crest; of the late Paleozoic


Sorry, no etymologies found.


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