epididymis

[ ep-i-did-uh-mis ]

noun,plural ep·i·di·dym·i·des [ep-i-di-dim-i-deez, -did-uh-mi-]. /ˌɛp ɪ dɪˈdɪm ɪˌdiz, -ˈdɪd ə mɪ-/. Anatomy.
  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.

Origin of epididymis

1
1600–10; <Greek epididymís;see epi-, didymous

Other words from epididymis

  • ep·i·did·y·mal, adjective

Words Nearby epididymis

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use epididymis in a sentence

British Dictionary definitions for epididymis

epididymis

/ (ˌɛpɪˈdɪdɪmɪs) /


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

Origin of epididymis

1
C17: from Greek epididumis, from epi- + didumos twin, testicle; see didymous

Derived forms of epididymis

  • epididymal, adjective

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