English noun: PSA | |||
1. | PSA (substance) 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 | ||
Synonyms | prostate specific antigen | ||
Broader (hypernym) | protein | ||