Psa Hear it!

Psa definition

Psa

Bible Psalms
PSA1 definition

PSA (pē′es′ā′)

noun pl. PSAs

  1. an enzyme secreted by the prostate gland
  2. a blood test used to detect prostate cancer by determining if elevated levels of this enzyme are present in the blood

Etymology: p(rostate-)s(pecific) a(ntigen)

PSA2 definition

PSA

public service announcement (on radio or TV)

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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