testosterone Hear it!

testosterone definition

tes·tos·ter·one (tes täs′tər ōn′)

noun

a male, steroid sex hormone, CHO, produced as a white, crystalline substance by isolation from animal testes, or synthesized: used in medicine

Etymology: test(is) + -o- + ster(ol) + -one

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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