/ Dictionary / Index S sex hormone: Meaning and Definition of Find definitions for: sex' hor"mone Pronunciation: [key] — Biochem. Biochem. any of a class of steroid hormones that regulate the growth and function of the reproductive organs or stimulate the development of the secondary sexual characteristics. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sexfoil sex hygiene Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language