noun Date: 1953 any of several vertebrate hormones of the pituitary gland that darken the skin by stimulating melanin dispersion in pigment-containing cells
MELANOCYTE-STIMULATING HORMONE
Meaning of MELANOCYTE-STIMULATING HORMONE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012