Testosterone is a hormone found in men and male animals, which can also be produced artificially. It is thought to be responsible for the male sexual instinct and other male characteristics.
testosterone in British English
(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: C19H28O2
Word origin
C20: from testis + sterol + -one
testosterone in American English
(tɛsˈtɑstərˌoʊn)
noun
a male, steroid sex hormone, C19H28O2, produced as a white, crystalline substance by isolation from animal testes, or synthesized: used in medicine
Word origin
testis + -o- + sterol + -one
Examples of 'testosterone' in a sentence
testosterone
Men in power have too much testosterone and they abuse their power.
Times, Sunday Times (2016)
Another reason why bosses with too much testosterone cause trouble is that their presence tends to lead to excessive board politics.
Times, Sunday Times (2016)
With so much equine testosterone on show it will be interesting to see how Minding copes.
The Sun (2016)
Men who feel they have a testosterone deficiency need to get properly tested - it has really changed my life.
The Sun (2016)
This improves the balance of oestrogen and testosterone.
Times, Sunday Times (2006)
They discussed testosterone deficiency and its symptoms and it suddenly clicked.
The Sun (2011)
Except that they were anabolic steroids and testosterone.
Times, Sunday Times (2008)
Or maybe these risk factors cause low testosterone.
The Sun (2007)
It wrecked his supply of male hormone testosterone.
The Sun (2006)
In women it is the ratio of oestrogen to testosterone that determines their libido.
Times, Sunday Times (2007)
The findings are particularly pertinent because testosterone deficiency is common.
Times, Sunday Times (2010)
It releases male hormone testosterone through the skin into the bloodstream.
The Sun (2007)
As a result their testosterone oestrogen balance changes and they may become increasingly commanding.
Times, Sunday Times (2007)
The coach had also allegedly asked his son to find out how much testosterone gel triggered a positive test.
Times, Sunday Times (2015)
The main male hormone is testosterone.
Cohen, Julian & Kay, James Taking Drugs Seriously (1994)
They mimic the male hormone testosterone.
The Sun (2014)
There's lots of testosterone and male egos.
Times, Sunday Times (2006)
You're like this with low testosterone?
Times, Sunday Times (2015)
If low testosterone is the problem, he can have treatment.
The Sun (2013)
It is an important constituent of hormones including oestrogen, testosterone and the adrenal hormones.
Times, Sunday Times (2006)
When you get that much testosterone in the room you're going to have a lot of fun.
Times, Sunday Times (2012)
With steroids, testosterone or beta blockers you have to run the gauntlet of the drugs testers at any moment.
Times, Sunday Times (2008)
They include experimenting to see how much testosterone gel triggered a positive test; the reason given wasfear of sabotage.
Times, Sunday Times (2015)
The nutritionist mentioned that I probably had a testosterone deficiency.
Times, Sunday Times (2012)
Of course, when it comes to sizeable blasts of green action, testosterone takes over.