Word Study
testosterone
CIDE DICTIONARY
testosterone, n. [testes + o + sterone a steroid ketone.].
a steroid hormone (C19H28O2 ) produced mostly in the testes, which is responsible for producing the secondary sexual characteristics of males. [PJC]
OXFORD DICTIONARY
testosterone, n. a steroid androgen formed in the testicles.
Etymology
TESTIS + STEROL + -ONE
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