Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A long, narrow, convoluted tube, part of the spermatic duct system, that lies on the posterior aspect of each testicle, connecting it to the vas deferens.

from The Century Dictionary.

  • noun An elongated oblong body resting upon and alongside the testicle, mostly enveloped in the tunica vaginalis.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Anat.) An oblong vermiform mass on the dorsal side of the testicle, composed of numerous convolutions of the excretory duct of that organ.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun anatomy A narrow, tightly-coiled tube connecting the efferent ducts from the rear of each testicle to its vas deferens, where sperm are stored during maturation.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a convoluted tubule in each testis; carries sperm to vas deferens

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Greek epididumis : epi-, epi- + didumoi, twins, testicles, pl. of didumos, double; see dwo- in Indo-European roots.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Ancient Greek ἐπιδιδυμίς (epididymís), from ἐπί (epi, "upon, over") + δίδυμος (didumos, "testicle").

Examples

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