bionomics bionomically • bionomist · · · Info · Definitions · Synonyms · Characters · · bionomics · · Text Latin · · Script 9 · · Length Definitions · · · (noun) the branch of biology concerned with the relations between organisms and their environment. Synonyms: ecology, environmental science. · · Noun Definition 1 Synonyms · · · ecology · · Synonym 1 environmental science · · Synonym 2 Characters · · b latin small letter b U+0062 c latin small letter c U+0063 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073