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monorchidism

[muh-nawr-ki-diz-uh m]
noun Pathology.
  1. a prenatal or postnatal condition in which one testis is absent or has not descended into the scrotum.
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Also mo·nor·chism [muh-nawr-kiz-uh m] /məˈnɔr kɪz əm/.

Origin of monorchidism

First recorded in 1860–65; monorchid + -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

monorchism in Medicine

monorchism

(mŏn-ôrkĭz′əm)
n.
  1. A condition in which only one testis is apparent, the other being absent or undescended.
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Related formsmon′or•chidic null adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.