| 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. |

| sex hormone n. Any of various hormones, such as estrogen and androgen, affecting the growth or function of the reproductive organs, the development of secondary sex characteristics, and the behavioral patterns of animals. |
sex hormone n.
Any of various steroid hormones, such as estrogen and androgen, affecting the growth or function of the reproductive organs and the development of secondary sex characteristics.
| sex hormone
Any of various steroid hormones that regulate the sexual development of an organism and are needed for reproduction. Testosterone and estrogen are sex hormones. |
sex hormone
a chemical substance produced by a sex gland or other organ that has an effect on the sexual features of an organism. Like many other kinds of hormones, sex hormones may also be artificially synthesized. See androgen; estrogen.
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