testosterone
/tɛˈstɑ.stəˌɹoʊn/ noun C1- A steroid hormone that stimulates development of male secondary sexual characteristics, produced mainly in the testes, but also in the ovaries and adrenal cortex.
- 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.
Plural testosterones
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