urethral sphincter

noun

The collective muscles used to control the flow of urine from the urinary bladder. These muscles surround the urethra, so that when they contract, the urethra is closed.

Similar
musculus sphincter urethrae
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Meanings

nounurethral sphincter (plural urethral sphincters)

plural urethral sphincters

  1. anatomyThe collective muscles used to control the flow of urine from the urinary bladder. These muscles surround the urethra, so that when they contract, the urethra is closed.

Synonyms & antonyms

nouna striated sphincter muscle that constricts the urethra

Similar
musculus sphincter urethrae
Broader
sphincteranatomical sphinctersphincter muscle

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

urethral sphincter. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/urethral%20sphincter

MLA

“urethral sphincter.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/urethral%20sphincter. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “urethral sphincter,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/urethral%20sphincter.

Source: urethral sphincter on Wiktionary, CC BY-SA 4.0.