testosterone

noun tes·tos·ter·one \tes-ˈtäs-tə-ˌrōn\

medical : a substance (called a hormone) that occurs naturally in men and male animals

: qualities (such as noticeable strength and aggressiveness) that agree with traditional ideas about what men are like

Full Definition of TESTOSTERONE

: 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

: qualities (as brawn and aggressiveness) usually associated with males : manliness

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Origin of TESTOSTERONE

testis + -o- + -sterone

First Known Use: 1935

Other Physiology Terms

eructation, flux, gustatory, menarche, myopia, senescence, torpor

Rhymes with TESTOSTERONE

accident-prone, anticyclone, Asunción, Bois de Boulogne, bred-in-the-bone, close to the bone, Darby and Joan, eau de cologne, enterprise zone, fire-and-brimstone, foundation stone, mesocyclone, metallophone, Nuevo León, progesterone, radiophone, strawberry roan, videophone

Medical Dictionary

testosterone

noun tes·tos·ter·one \te-ˈstäs-tə-ˌrōn\

Medical Definition of TESTOSTERONE

: a male hormone that is a crystalline hydroxy steroid ketone C₁₉H₂₈O₂ produced primarily by the testes or made synthetically and that is the main androgen responsible for inducing and maintaining male secondary sex characteristics