from The American Heritage® Dictionary of the English Language, 4th Edition

  • abbr. prostate-specific antigen
  • abbr. public service announcement

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • Prostate-Specific Antigen
  • Public Service Announcement

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a protein manufactured exclusively by the prostate gland; PSA is produced for the ejaculate where it liquifies the semen and allows sperm cells to swim freely; elevated levels of PSA in blood serum are associated with benign prostatic hyperplasia and prostate cancer


Sorry, no etymologies found.



Log in or sign up to get involved in the conversation. It's quick and easy.