epididymis

ep·i·did·y·mis

noun \ˌep-ə-ˈdid-ə-məs\

plural ep·i·did·y·mi·des \-mə-ˌdēz\

Definition of EPIDIDYMIS

: a system of ductules that emerges posteriorly from the testis, holds sperm during maturation, and forms a tangled mass before uniting into a single coiled duct which comprises the highly convoluted body and tail of the system and is continuous with the vas deferens—see vasa efferentia

—ep·i·did·y·mal \-məl\ adjective

Illustration of EPIDIDYMIS