A prefix meaning few, scanty or little, as in oligospermia (too few sperm in the semen).
A less-than-normal number of sperm (see SPERMATOZOON) present in each unit volume of seminal ?uid (each ml of semen usually contains 20 million sperm). The condition may be permanent or temporary and is a major cause of INFERTILITY in men. It may be caused by ORCHITIS, an undescended testis, or VARICOCELE, and should be investigated.... oligospermia