English Lexicon

Testosterone

/tɛsˈtɒs.tə.rəʊn/
nounCEFR B2 (Upper)Top #1500 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A steroid hormone produced primarily in the testes, responsible for the development of male secondary sexual characteristics.

    "Testosterone levels can significantly affect muscle mass and energy levels in men."
  2. 2

    A hormone that plays a key role in the health and well-being of both men and women, influencing libido, bone density, and fat distribution.

    "Low testosterone can lead to decreased libido and fatigue in both genders."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'testosterone' is derived from the Latin word 'testis', meaning 'witness' or 'testicle', combined with the Greek suffix '-sterone', which denotes a steroid hormone. The word was first coined in the early 20th century as scientists began to isolate and identify hormones related to male reproductive functions.

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