Oligozoospermia

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Definition

noun

Low sperm count in semen.


Supplement

A sperm count below 20 million per ml is considered oligozoospermia. Normally, in humans sperm count varies between 20 and 150 million sperm per ml.


Word origin: Greek olígos little, few + -zoo- » zôion, animal + -spermia.

Compare: azoospermia, polyspermia.
See also: sperm count.