ep·i·did·y·mis 
(ĕp′ĭ-dĭdə-mĭs)
(ĕp′ĭ-dĭdə-mĭs)n. pl. ep·i·did·y·mi·des (-mĭ-dēz′)
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.
[Greek epididumis : epi-, epi- + didumoi, twins, testicles, pl. of didumos, double; see dwo- in the Appendix of Indo-European roots.]
ep′i·didy·mal adj.
- tiger lily
- tiger moth
- tiger salamander
- tiger's-eye
- tiger's-eye
- tiger shark
- tiger shrimp
- tiger swallowtail
- Tighina
- tight
- tight ass
- tight-assed
- tighten
- tighten belt
- tight end
- tightener
- tighten (one's) belt
- tighten one's belt
- tightfisted
- tightfistedness
- tightlipped
- tight-lipped
- tightlippedness
- tightly
- tightness