PSA

American  

abbreviation

1. prostate specific antigen: a protein, produced by the prostate, elevated levels of which may indicate the presence of cancer.

2. public service announcement: an audio or video spot or advertisement to educate or promote awareness about health, safety, civics, etc.

3. positive security assurance.

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PSA British  

abbreviation

1. prostatic specific antigen: an enzyme secreted by the prostate gland, increased levels of which are found in the blood of patients with cancer of the prostate

2. (in New Zealand) Public Service Association

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PSA Scientific  

1. Abbreviation of prostatic-specific antigen

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Example Sentences

See Examples For:

PSA

He pointed to data from a more than two-decade-long study in Europe that found 13% fewer deaths among men ages 55 to 69 who received regular PSA tests.

From The Wall Street Journal ● Nov. 12, 2026

Since 2010, when the American Cancer Society last issued guidelines for prostate-cancer screening, the organization has emphasized that patients should talk with their doctors about whether and when to take a PSA test.

From MarketWatch ● Nov. 12, 2026

There are several long-running medical studies that enrolled thousands of men that have informed how medical organizations think about PSA tests, which have become the preferred screening option over rectal exams.

From MarketWatch ● Nov. 12, 2026

PSA said it was taking measures to prevent the stolen cards from circulating through the usual venues and marketplaces while also reimbursing card owners for at least a portion of their losses.

From Los Angeles Times ● Oct. 20, 2026

The same meme makes the rounds every storm: “Tornado season PSA: Bras on, teeth in!”

From "Legendary Frybread Drive-In" by Cynthia Leitich Smith

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