First Known Use: 1830
Dictionary
iguanodon
noun iguan·odon \i-ˈgwä-nə-ˌdän\
Definition of IGUANODON
: any of a genus (Iguanodon) of very large herbivorous dinosaurs of the Early Cretaceous
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Origin of IGUANODON
New Latin Iguanodont-, Iguanodon, from Spanish iguana + Greek odōn tooth, from odont-, odous — more at tooth
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