from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of several extinct marine reptiles, of the order Nothosauroidea, from the Triassic period
from the GNU version of the Collaborative International Dictionary of English
- n. An extinct marine reptile with longer more slender limbs than plesiosaurs and less completely modified for swimming.
from The Century Dictionary and Cyclopedia
- n. A reptile of the family Nothosauridæ.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. extinct marine reptile with longer more slender limbs than plesiosaurs and less completely modified for swimming
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