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testosterone

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testosterone

Main Entry:: tes·tos·ter·one
Pronunciation:: \tes-ˈtäs-tə-ˌrōn\
Function:: noun
Etymology:: testis + -o- + -sterone
Date:: 1935

1 : a hormone that is a hydroxy steroid ketone C₁₉H₂₈O₂ produced especially by the testes or made synthetically and that is responsible for inducing and maintaining male secondary sex characters 2 : qualities (as brawn and aggressiveness) usually associated with males : manliness

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