tes·tos·ter·one

(tĕs-tŏs′tə-rōn′)

1. A steroid hormone, C₁₉H₂₈O₂, produced primarily in the testes and responsible for the development and maintenance of male secondary sex characteristics. Testosterone synthesized from plant sources, often in the form of an ester, is used in the medical treatment of testosterone deficiency.

2. Any of several synthetic compounds that mimic the physiologic activity of testosterone, used as drugs in the medical treatment of testosterone deficiency and as doping agents by athletes.

[test(is) + ster(ol) + -one.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

testosterone

(tɛˈstɒstəˌrəʊn)

(Biochemistry) 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: C19H28O2

[C20: from testis + sterol + -one]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

tes•tos•ter•one

(tɛsˈtɒs təˌroʊn)

n.

the sex hormone, C₁₉H₂₈O₂, secreted by the testes, that stimulates the development of male sex organs, secondary sexual traits, and sperm: isolated from animal testes or produced synthetically for use in medicine.

[1930–35; testo- (comb. form of testis) + ster (ol) + -one]

tes·tos·ter·one

(tĕs-tŏs′tə-rōn′)

A steroid hormone that regulates the development of the male reproductive system and male secondary sex characteristics. The main sources of testosterone in the body are the testes. Testosterone is the most important of the hormones known as androgens.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

testosterone

1. A sex hormone mainly made in the testes. It stimulates the development of male sexual characteristics and other features.

2. A sex hormone that is responsible for male sex characteristics. It is produced naturally in the testicles and is often synthesized for medical use.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

testosterone - a potent androgenic hormone produced chiefly by the testes; responsible for the development of male secondary sex characteristics

androgen, androgenic hormone - male sex hormone that is produced in the testes and responsible for typical male sexual characteristics

Translations

testosteroon

تستوستيرون

testosteron

Testosteron

testosterono

testosterona

testosteroni

testostérone

טסטוסטרון

testosteron

testosterone

テストステロン

testosteronas

testosteron

testosterona

testosteron

тестостерон

testosterón

тестостерон

testosteron

testosterone

[teˈstɒstərəʊn] N → testosterona f

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

testosterone

[tɛˈstɒstərəʊn] n → testostérone ftest paper n (= exam) → interrogation f écritetest pilot n → pilote mf d'essaitest run n [machine, vehicle, system] → mise f à l'essaitest tube n → éprouvette ftest-tube baby n → bébé-éprouvette m

Collins English/French Electronic Resource. © HarperCollins Publishers 2005

testosterone

n → Testosteron nt

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

testosterone

[tɛˈstɒstəˌrəʊn] n → testosterone m

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

tes·tos·ter·one

n. testosterona, hormona producida en el testis estimulante del desarrollo de algunas características masculinas secundarias tales como el vello facial y la voz grave;

___ implant → implante de ___.

English-Spanish Medical Dictionary © Farlex 2012

testosterone

n testosterona

Mentioned in

References in periodicals archive

"There is limited evidence on the long-term clinical benefits of [testosterone therapy] to effectively treat the modestly declining levels of [natural] testosterone levels of aging but healthy men," Renoux said.

Testosterone Therapy May Threaten the Heart

Early hormone researchers were fixated on sexual anatomy and reproduction, they gave short shrift to testosterone's myriad effects.

The myth of testosterone

Doctors have long regarded testosterone as a hormone which promotes prostate cancer.

Testosterone slows prostate cancer recurrence in low-risk patients

"There certainly are going to be patients in the 65-plus age range in whom testosterone is definitely low and requires treatment," says Allen Laurence Kennedy, MD, Chairman of Cleveland Clinic's Department of Endocrinology, Diabetes and Metabolism.

Do You Really Need a Testosterone Boost? Confirm low T readings and identify the source of your symptoms before starting treatment

She requests that her testosterone level be checked because she heard that treatment with testosterone cream will solve this problem.

Low sexual desire: Appropriate use of testosterone in menopausal women

Because men do not go through a well-defined period referred to as menopause, some doctors refer to this problem as androgen (testosterone) decline in the aging male - or what some people call low testosterone.

Male Menopause

Testosterone is produced in smaller amounts by the ovaries in women.

SHBG and FAI are valuable tools in the diagnosis of androgen status

The two can be distinguished by elevated gonadotropin levels (LH and FSH) in primary hypogonadism, which rise in response to low testosterone levels.

Testosterone therapy in men with hypogonadism

A Testosterone levels naturally decline with age, and the decrease is associated with problems such as diabetes, depression, bone fractures, and even a shorter lifespan.

Testosterone therapy

If testosterone levels are low, testosterone replacement therapy may help relieve such symptoms as loss of interest in s3x (decreased libido), depression, and fatigue.

Male menopause and treatment

But testosterone patches and gels were never approved by the FDA for treating normal age-related changes in men.

Looking for Mr. T.: the pros--and con--of testosterone

Historically, the efficacy of androgen-deprivation therapies (ADT) has been assessed by measuring levels of circulating testosterone, with castration defined as a testosterone level below 1.7 nmol/L.

Testosterone monitoring for men with advanced prostate cancer: Review of current practices and a survey of Canadian physicians