Medical Dictionary


noun hor·mone \ˈhr-ˌmōn\

Medical Definition of HORMONE

a :  a product of living cells that circulates in body fluids (as blood) or sap and produces a specific often stimulatory effect on the activity of cells usually remote from its point of origin—called also internal secretion; see plant hormone b :  a synthetic substance that acts like a hormone
hor·mone·like \-ˌlīk\ adjective
July 07, 2015
hoosegow Hear it
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears