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deficiency of spermatozoa in the semen.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
A subnormal concentration of spermatozoa in the penile ejaculate.
[oligo- + G. zōos, living, + sperma, seed, semen, + -ia]
Farlex Partner Medical Dictionary © Farlex 2012
oligospermiaUrology Abnormally low number of sperm in the semen, resulting in subfertility. See Azoospermia.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
ol·i·go·sper·mi·a, oligospermatism (ol'i-gō-spĕrm'ē-ă, -mă-tizm)
A subnormal concentration of sperms in the penile ejaculate.
[oligo- + G. sperma, seed]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
oligospermiaAn abnormally low concentration of sperms in the seminal fluid. Fertile semen contains about 100 000 000 sperms per ml. Semen with less than about 20 000 000 sperms per ml is likely to be infertile.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005