testosterone

Definitions

General Science

  • noun a male steroid hormone produced by the testes, that controls the development of secondary sexual characteristics at puberty

Medical

  • noun a male sex hormone, secreted by the Leydig cells in the testes, which causes physical changes, e.g. the development of body hair and a deep voice, to take place in males as they become sexually mature

Sports

  • noun a male steroid hormone produced in the testicles and responsible for the development of secondary sex characteristics
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