testes

[tes-teez]

plural noun

Anatomy, Zoology.

1. plural of testis; the male gonads or reproductive glands located in the scrotum.

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

In particular, it can lead to a micropenis and undescended testes - which, if you know the British war-time song, had been another rumour flying around about Hitler.

Read more on BBC

Instead, a subtle form of natural selection within the testes appears to give certain mutations a reproductive advantage, allowing them to become more common during sperm formation.

Read more on Science Daily

If a human embryo has XY chromosomes the SRY gene leads to the formation of testes, which then produce hormones including testosterone that lead to male development - and can increase muscle mass and strength.

Read more on BBC

The masculinity crisis seizing our land saw surprising numbers of Gen Z men break conservative to vote Trump back to office and, before that, a push for testes tanning.

Read more on Salon

In the brain, sexual differentiation starts before birth and results from a combination of sex chromosomes in brain tissue, sex hormones produced by the testes or ovaries and the environment.

Read more on Salon

Related Words

• family jewels 
• testicles www.thesaurus.com