testosterone

[ tes-tos-tuh-rohn ]

/ tɛsˈtɒs təˌroʊn /

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noun

Biochemistry. the sex hormone, C19H28O2, secreted by the testes, that stimulates the development of male sex organs, secondary sexual traits, and sperm.

Pharmacology. a commercially prepared form of this compound, originally isolated from bull's testes and now also produced synthetically, used in medicine chiefly for treatment of testosterone deficiency and for certain gynecological conditions.

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Origin of testosterone

1930–35; testo- (combining form of testis) + ster(ol) + -one

Words nearby testosterone

test-market, test marketing, test match, test meal, teston, testosterone, test paper, test pattern, test pilot, test profile, test solution

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use testosterone in a sentence

Feminizing hormone therapy involves taking estrogen through a pill, patch or injection, often with a separate drug to block the body’s natural testosterone.
Gender-affirming care improves mental health for transgender youth|Maria Temming|August 26, 2021|Science News
Symptoms of this condition in present-day males, known as Klinefelter syndrome, include low testosterone, lack of facial and body hair, enlarged breasts and learning and language-related problems.
A 1,000-year-old grave may have held a powerful nonbinary person|Bruce Bower|August 16, 2021|Science News
Plasticizers are found in most plastics – like water bottles and food containers – and exposure is associated with negative impacts on testosterone and semen health.
Male Fertility Is Declining – Studies Show That Environmental Toxins Could Be A Reason|LGBTQ-Editor|July 30, 2021|No Straight News
Among them, athletes must demonstrate lower testosterone levels for 12 months before competing, and athletes can only qualify four years after transitioning, at the earliest.
Canadian soccer player first out Trans and non binary Olympian|Brody Levesque|July 28, 2021|Washington Blade

While dogs can track the scents of prey animals in the woods, humans outperform canines in smelling ripe fruit, and we can sniff out testosterone and DNA in potential mates to help us choose the right match.
We’re at home among trees — which might be able to sense our presence|Richard Schiffman|July 23, 2021|Washington Post
In the male-dominated, testosterone-fueled market of 1960s New York real estate, Cecilia Benattar was in a class all her own.
‘Housewife Tycoon’ Took On ‘Mad Men’ NYC Real Estate Market and Won|Vicky Ward|October 26, 2014|DAILY BEAST
The hormonal fuel for both impulses is the same: testosterone.
Why These Marines Love ‘Frozen’—and Why It Matters|Aaron B. O’Connell|June 27, 2014|DAILY BEAST
First words, then shoves, were exchanged, and finally, testosterone thick in the air, a few blows were thrown.
Ben Carson Was a Role Model for Black Teens Until He Sold Out to the Right|Joshua DuBois|March 16, 2014|DAILY BEAST
The man, a walking cloud of testosterone, says this with utmost sincerity.
This Arm Wrestling Reality Show Will Make You Beg for Mercy|Kevin Fallon|February 25, 2014|DAILY BEAST
The logic of letting people get back to their natural level of testosterone,” Yesalis suggests, “makes common medical sense.
Reconsidering the War on Steroids|Jonathan Miller|September 21, 2013|DAILY BEAST
"We've managed to get some testosterone from a blond homunculus," he reported.
The Sky Is Falling|Lester del Rey

British Dictionary definitions for testosterone

testosterone

/ (tɛˈstɒstəˌrəʊn) /

noun

a potent steroid hormone secreted mainly by the testes. It can be extracted from the testes of animals or synthesized and used to treat androgen deficiency or promote anabolism. Formula: C 19 H 28 O 2

Word Origin for testosterone

C20: from testis + sterol + -one

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for testosterone

testosterone

[ tĕs-tŏs′tə-rōn′ ]

A steroid hormone and the most potent naturally occurring androgen that is formed by the interstitial cells of the testes, and possibly by the ovary and adrenal cortex, may be produced in nonglandular tissues from precursors such as androstenedione, and is used in the treatment of hypogonadism, cryptorchism, carcinomas, and menorrhagia.

Scientific definitions for testosterone

testosterone

[ tĕs-tŏs′tə-rōn′ ]

A steroid hormone that is the most potent naturally occurring androgen and that regulates the development of the male reproductive system and male secondary sex characteristics. Testosterone is produced mainly in the testes and is also used as a drug in the treatment of certain medical disorders. Chemical formula: C19H28O2.

Cultural definitions for testosterone

testosterone

[ (tes-tos-tuh-rohn) ]

A male hormone that governs secondary sex characteristics. It is produced in the testes.