hybrid vigor hybrid tuberous begonia • hydantoate · · · Info · Definitions · Synonyms · Characters · · hybrid vigor · · Text Common · · Latin · · Scripts 12 · · Length 4 · · Syllables Definitions · · · (noun) (genetics) the tendency of a crossbred organism to have qualities superior to those of either parent. Synonyms: heterosis, hybrid vigor. · · Noun Definition 1 Synonyms · · · heterosis · · Synonym 1 Characters · · space U+0020 b latin small letter b U+0062 d latin small letter d U+0064 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 o latin small letter o U+006F r latin small letter r U+0072 v latin small letter v U+0076 y latin small letter y U+0079