Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A white crystalline steroid hormone, C19H28O2, produced primarily in the testes and responsible for the development and maintenance of male secondary sex characteristics.
- noun Any of several synthetic compounds that mimic the physiologic activity of testosterone, used as a drug in medical treatment and a doping agent by athletes.
from the GNU version of the Collaborative International Dictionary of English.
- noun a steroid hormone (C19H28O2) produced mostly in the testes, which is responsible for producing the secondary sexual characteristics of males.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biochemistry
Steroid hormone produced primarily in thetestes of themale ; it isresponsible for thedevelopment ofsecondary sex characteristics in themale . - noun figuratively Manly behavior, often of an aggressive or foolishly reckless nature.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a potent androgenic hormone produced chiefly by the testes; responsible for the development of male secondary sex characteristics
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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The carbon isotope ratio test tells you whether the source of the testosterone is the body — a natural source — or pharmaceuticals.
USATODAY.com - Q&A: Sports doping expert explains cycling's drug-testing process 2006
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Joe Lockhart, former White House spokesman for Bill Clinton and now a Kerry adviser, says, If you want the easiest way to define the Bush doctrine, it's what I call the testosterone presidency.
Hullabaloo 2004
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Good/bad, male/female, and because of the solicit is suggesting once again "testosterone", I'm thinking the obvious choice gender wise, is the complete opposite which is the "estrogen."
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Now, I don't I haven't looked into these studies deeply enough to know how legitimate they are, because there's but it does seem like at least culturally speaking, testosterone is the new estrogen.
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When pregnant rats, for example, were exposed to glyphosate, their male offspring suffered reduced sperm production, increased abnormal sperm, and decrease in testosterone, in puberty and/or adulthood.
Jeffrey Smith: Genetically Modified Soy Diets Lead to Ovary and Uterus Changes in Rats Jeffrey Smith 2010
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Interestingly, these higher levels of bioavailable (or bioactive) testosterone after menopause are not due to an increase in testosterone production but rather due to a decrease in sex-hormone binding-globulin (SHGB), possibly resulting from the menopausal decline in estrogen levels (a powerful stimulator of SHBG).
How Menopause Turns Women Into SWANs | Dr. Sharma's Obesity Notes 2010
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When people win -- in the office, in sports or, for example, at chess -- testosterone is released.
A Brain Scientist Explains Leadership Saj-nicole Joni 2010
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Do you know how much testosterone is pumping through those young, toned veins?
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When people win -- in the office, in sports or, for example, at chess -- testosterone is released.
A Brain Scientist Explains Leadership Saj-nicole Joni 2010
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This male menopause - "manopause," if you will - is said to stem from an age-related decline in testosterone, the hormone that plays a key role in everything from puberty to maintaining muscle strength and bone mass to sex drive.
Drug firms and doctors tout treatments for 'male menopause'; others are cautious Post 2010
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