1721, from Latin intestinum caecum "blind gut," from neuter of caecus "blind, hidden," from Proto-Italic *kaiko-, from PIE *kehi-ko- "one-eyed," cognate with Old Irish ca'ech "one-eyed," coeg "empty," Welsh coeg-dall, Old Cornish cuic "one-eyed;" Gothic haihs "one-eyed, blind." So called for being prolonged into a cul-de-sac.
caecum cae·cum (sē'kəm)
Variant of cecum.
cecum ce·cum or cae·cum (sē'kəm)
n. pl. ce·ca (-kə)
The large blind pouch forming the beginning of the large intestine. Also called blind gut.
A saclike cavity with only one opening.