luteotropin
noun
lu·teo·tro·pin ˌlü-tē-ə-ˈtrō-pən 
variants or luteotrophin
ˌlü-tē-ə-ˈtrō-fən
: prolactin
Word History
First Known Use
1941, in the meaning defined above
Medical Definition
luteotropin
noun
lu·teo·tro·pin ˌlüt-ē-ə-ˈtrō-pən
variants or luteotrophin
-fən
: prolactin