See also: testostérone
- (biochemistry, steroids) Steroid hormone produced primarily in the testes of the male; it is responsible for the development of secondary sex characteristics in the male.
- (figuratively) Manly behavior, often of an aggressive or foolishly reckless nature.
- Mother encouraged James to rely more on intelligence and less on testosterone to deal with the neighbor's son.
testosterone m (plural testosteroni)