prostate gland

American  

noun

Anatomy.

1. an organ that surrounds the urethra of males at the base of the bladder, comprising a muscular portion, which controls the release of urine, and a glandular portion, which secretes an alkaline fluid that makes up part of the semen and enhances the motility and fertility of sperm.

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prostate gland Scientific  

/ prŏs′tāt′ /

1. A gland in male mammals located at the base of the bladder. The prostate gland opens into the urethra and secretes a milky fluid that is a major component of semen.

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prostate gland Cultural  

1. A gland in the male reproductive system that surrounds the urethra at the lower end of the urinary bladder. A large part of the fluids that make up semen comes from the prostate.

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Discover More

Prostate cancer is a leading cause of death among American men.

Etymology

Origin of prostate gland

First recorded in 1830–40

Example Sentences

Prostate cancer affects tissue of the prostate gland, the part of the male reproductive system that helps make semen.

From BBC • May 19, 2025

This type of cancer usually grows very slowly, and surgery is a common treatment for patients who are in good health and whose tumor is only in the prostate gland, the institute says.

From Los Angeles Times • Aug. 22, 2024

Finasteride works by blocking a protein found in hair follicles and the prostate gland that activates testosterone.

From Science Daily • Feb. 20, 2024

Treatment can include medication and changes to diet and lifestyle, as well as surgical procedures in more severe cases to remove excess tissue from the prostate gland.

From New York Times • Jan. 29, 2024

Bobby started to have urinary problems and thought it might simply be caused by an enlarged prostate gland, at first denying that anything was seriously wrong with him.

From "Endgame" by Frank Brady