| PSA | a protein manufactured exclusively by the prostate gland |
|---|---|
| PSA | a blood test that measures levels of a protein called prostate specific antigen that is manufactured exclusively by the prostate gland |
| PSA | any sacred song used to praise the Deity |
| PSA | one of the 150 lyrical poems and prayers that comprise the Book of Psalms in the Old Testament |
| PSA | a composer of sacred songs |
| PSA | the act of singing psalms or hymns |
| PSA | a collection of Psalms for liturgical use |
| PSA | the third compartment of the stomach of a ruminant |
| PSA | an ancient stringed instrument similar to the lyre or zither but having a trapezoidal sounding board under the strings |
| PSA | a genus of Paridae |
| PSA | a tumor derived from fibrous tissue of the meninges or choroid plexus or certain other structures associated with the brain |