noun🔗ShareA chemical secreted by an animal, especially an insect, that affects the development or behavior of other members of the same species, functioning often as a means of attracting a member of the opposite sex."The male moth released pheromones to attract a female moth for mating. "animalinsectbiologybiochemistryorganismphysiologysexcommunicationbodysciencenaturesubstancechemistryChat with AIVocabulary GamePractice Reading