IGUANODON
iguanodon
(noun) massive herbivorous bipedal dinosaur with a long heavy tail; common in Europe and northern Africa; early Cretaceous period
Source: WordNet® 3.1
Etymology
Noun
iguanodon (plural iguanodons)
Any of several large dinosaurs, of the genus Iguanodon, of the Jurassic and Cretaceous periods
Source: Wiktionary
I*gua"no*don, n. Etym: [Iguana + Gr. (Paleon.)
Definition: A genus of gigantic herbivorous dinosaurs having a birdlike
pelvis and large hind legs with three-toed feet capable of supporting
the entire body. Its teeth resemble those of the iguana, whence its
name. Several species are known, mostly from the Wealden of England
and Europe. See Illustration in Appendix.
Source: Webster’s Unabridged Dictionary 1913 Edition