gideon algernon mantell gide • gidgee · · · Info · Definitions · Characters · · gideon algernon mantell · · Text Common · · Latin · · Scripts 23 · · Length 8 · · Syllables Definitions · · · (noun) English geologist remembered as the first person to recognize that dinosaurs were reptiles (1790-1852). Synonyms: Mantell, Gideon Algernon Mantell. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074