Literally meaning: “sac filled with sperm”
Origin: Anc Greek
σπέρμα(=seed) > σπείρω/spearo (=disperse)
κύστις/cystis(=pouch or anatomical sac eg bladder)
> κύω/kyo(=carry a baby in a sac)
(botany) any unicellular structure which produces sperma found in algae or fungi
(anatomy) a cystic distention of the epididymis containing spermatozoa.