prostate gland
- 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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Origin of prostate gland
First recorded in 1830–40
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
prostate gland
- A chestnut-shaped body that surrounds the beginning of the male urethra at the base of the bladder, consists of two lobes connected anteriorly by an isthmus and posteriorly by a middle lobe lying above and between the ejaculatory ducts, controls the release of urine from the bladder, and whose milky fluid secretion is discharged into the urethra during semen emission.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
prostate gland
[prŏs′tāt′]
- 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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The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
prostate gland
[(pros-tayt)]
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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Note
Prostate cancer is a leading cause of death among American men.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.