¦ ̷ ̷ ̷ ̷ ̷ ̷ ˌ ̷ ̷ ¦ ̷ ̷ ̷ ̷ ˌ ̷ ̷ ̷ ̷ -, ̷ ̷ ¦ ̷ ̷ - noun
: either of two vertebrate hormones of the pituitary gland that darken the skin by stimulating melanin dispersion to pigment-containing cells — abbreviation MSH ; called also melanophore-stimulating hormone