noun
sex pheromone
A chemical substance released by an organism to attract a mate or trigger sexual behavior. Used in biology and entomology.
昆虫は性フェロモンを使って異性を引き寄せる。
Insects use sex pheromones to attract the opposite sex.
General term for pheromone; 性フェロモン specifically refers to sex pheromones involved in mating.
Compound of 性 (せい, 'sex') and フェロモン ('pheromone'), a loanword from English.