Longman Dictionary of Contemporary English homepage

Date: 1900-2000
Origin: testis + sterol ( STEROID) + -one

testosterone

 noun
     
NEW! See related topics: BIOLOGYHUMAN
tes‧tos‧ter‧one [uncountable]
HBH the hormone (=chemical produced by the body) in males that gives them their male qualities
Definition from the Longman Dictionary of Contemporary English
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