phytosaur: Meaning and Definition of

phy•to•saur

Pronunciation: (fī'tu-sôr"), [key]
— n.
  1. any armored, semiaquatic reptile of the extinct order Phytosauria, of the Mesozoic Era, resembling the crocodile but unrelated, having the nostrils high on the snout and with well-developed hind limbs suggestive of bipedal ancestors.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.