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| WordWeight : Weighing the Words |
Ichthyosaurus
Pronunciation : Ich`thy*o*sau"rus
Part of Speech : n.;
Etymology : [NL., fr. Gr. 'ichqy`s, -y`os, a fish + say^ros a lizard.] (Paleon.)
Definition : Defn: An extinct genus of marine reptiles; -- so named from their short, biconcave vertebr?, resembling those of fishes. Several species, varying in length from ten to thirty feet, are known from the Liassic, O?litic, and Cretaceous formations.
pl. Ichthyosauri.
Source : Webster's Unabridged Dictionary, 1913
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