[ 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

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

Other words from epididymis

  • ep·i·did·y·mal, adjective

Words Nearby epididymis

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How to use epididymis in a sentence

British Dictionary definitions for 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

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

Derived forms of epididymis

  • epididymal, adjective

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