testes

[ tes-teez ]

plural noun

, Anatomy, Zoology.

1. plural of testis; the male gonads or reproductive glands located in the scrotum. Compare ovary ( def 1 ).

testes

/ ˈtɛstiːz /

noun

1. the plural of testis

testes

1. sing. testis ( tes -tis) The two organs in the male reproductive system that produce sperm and testosterone . The testes are housed in the scrotum .

Example Sentences

“These men are infertile. They look like normal males, but their testes are smaller than average and don’t produce sperm. It’s always devastating when they find out. As they grow older, they stop producing testosterone in the way most men do.”

From BBC

Researchers found high levels of microplastics in human and dog testes.

From Los Angeles Times

Over the past couple of decades researchers have found that long-distance signaling goes beyond a few glands and organs—the pancreas, thyroid, testes, and ovaries—that spill out familiar hormones such as insulin and testosterone.

From Science Magazine

Researchers found high levels of microplastics in human and dog testes.

From Los Angeles Times

They found that in male mice dysbiosis affects the physiology of the testes, as well as metabolite composition and hormonal signalling.

From Science Daily

Related Words

• family jewels
• testicles