epididymis
/ˌɛpɪˈdɪdɪmɪs/
noun
- A long, coiled tube at the back of each testicle that stores and transports sperm.
- The doctor checked the epididymis during the physical exam.
- Sperm mature as they travel through the epididymis.
- An injury to the epididymis can cause discomfort and swelling.