Iguanodon iguaniform • iguanodont · · · Info · Definitions · Characters · · Iguanodon · · Text Latin · · Script 9 · · Length Definitions · · · (noun) massive herbivorous bipedal dinosaur with a long heavy tail; common in Europe and northern Africa; early Cretaceous period. Synonyms: iguanodon. · · Noun Definition 1 Characters · · I latin capital letter i U+0049 a latin small letter a U+0061 d latin small letter d U+0064 g latin small letter g U+0067 n latin small letter n U+006E o latin small letter o U+006F u latin small letter u U+0075