Heloderma heloderm • Helodermatidae · · · Info · Definitions · Characters · · Heloderma · · Text Latin · · Script 9 · · Length Definitions · · · (noun) type genus of the Helodermatidae; American venomous lizards. Synonyms: genus Heloderma. · · Noun Definition 1 Characters · · H latin capital letter h U+0048 a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072