Sperm concentration less than a reference value. [8]
A low sperm count (below 20 million) which is low enough to cause a fertility problem.
Type: Term Pronunciation: ol′i-gō-zō′ō-sper′mē-ă Definitions: 1. A subnormal concentration of spermatozoa in the penile ejaculate. Synonyms: oligospermia, oligospermatism, oligozoospermatism