¹ Source: wiktionary.com
Definition of Hormones
1. hormone [n] - See also: hormone
Medical Definition of Hormones
1. Chemical substances having a specific regulatory effect on the activity of a certain organ or organs. The term was originally applied to substances secreted by various endocrine glands and transported in the bloodstream to the target organs. It is sometimes extended to include those substances that are not produced by the endocrine glands but that have similar effects. (12 Dec 1998)
Lexicographical Neighbors of Hormones
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