hypocretin

noun
hy·​po·​cre·​tin | \ ˌhī-pō-ˈkrē-tᵊn How to pronounce hypocretin (audio) \

Medical Definition of hypocretin

: orexin This chemical, called orexin by some scientists and hypocretin by others, is produced by a small pocket of neurons in the hypothalamus.— Laura Sanders, Science News, 24 Oct. 2009