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