adaptive radiation adaptive • adaptively · · · Info · Definitions · Characters · · adaptive radiation · · Text Common · · Latin · · Scripts 18 · · Length 7 · · Syllables Definitions · · · (noun) the development of many different forms from an originally homogeneous group of organisms as they fill different ecological niches. Synonyms: adaptive radiation. · · 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 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 v latin small letter v U+0076