define genetically modified
genetically modified adjective. C1 A genetically modified âplant or âanimal has had some of âits âgenes âchanged âscientifically: genetically modified âfood/âcrops. (Definition of genetically modified from the Cambridge Advanced Learners Dictionary & Thesaurus Â© Cambridge University Press).See all translations.enetically modified adjective. C1 A genetically modified âplant or âanimal has had some of âits âgenes âchanged âscientifically: genetically modified âfood/âcrops. (Definition of genetically modified from the Cambridge Advanced Learners Dictionary & Thesaurus Â© Cambridge University Press). See all translations.