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Showing results for epididymis. Search instead for parepididymis.

epididymis

American  
[ep-i-did-uh-mis] / ˌɛp ɪˈdɪd ə mɪs /

noun

Anatomy.
  • epididymides
    plural
  1. an elongated organ on the posterior surface of a testis that stores sperm while they mature and constitutes the convoluted beginning of the vas deferens.


epididymis British  
/ ˌɛpɪˈdɪdɪmɪs /

noun

  1. anatomy a convoluted tube situated along the posterior margin of each testis, in which spermatozoa are stored and conveyed to the vas deferens

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Derived Forms

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Nouns

Etymology

Origin of epididymis

1600–10; < Greek epididymís; see epi-, didymous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The epididymis is the area in the male reproductive system where freshly formed sperm mature.

From Science Daily Jun. 5, 2024

"Our study shows that sperm exposed to a high-fat diet in the mouse epididymis led to offspring with an increased tendency to metabolic diseases," says Raffaele Teperino.

From Science Daily Jun. 5, 2024

Once those RNA packages arrive at the epididymis, the hypothesis goes, they prompt a of cascade of changes at conception that evade the stripping, or rebooting, process and the subsequent reshuffling during early development.

From New York Times Dec. 10, 2018

Sperm travel through the epididymis during their final maturing process.

From Salon Jul. 15, 2018

The vas deferens is the canal or duct that passes from the epididymis to the region of the bladder and terminates near its neck by emptying into the seminal vesicles.

From Common Diseases of Farm Animals by R. A. Craig, D.V.M.

Figure 27.2 Male Reproductive System The structures of the male reproductive system include the testes, the epididymides, the penis, and the ducts and glands that produce and carry semen.

From Textbooks Jun. 19, 2013

Sternotherus, Terrapene, and Thamnophis are alike in completing spermatogenesis late in the season and storing spermatozoa, in the seminiferous tubules or in the epididymides, during hibernation.

From Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz by John M. Legler

Averages of the 2 epididymides from each bull are given in Table 3; the samples from bulls 5 and 6 were combined.

From Preservation of Bull Semen at Sub-Zero Temperatures by M. E. Friedman

Sperm expelled from the epididymides in autumn matings are seemingly replaced by others from the seminiferous tubules; the epididymides become much smaller when their supply of sperm is nearly exhausted after spring mating.

From Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz by John M. Legler

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