Clyster

Clys"ter (?), n. [L., fr. G. ?. fr. ? to wash off or out; akin to Goth. hlūtrs pure, G. lauter: cf. F. clystère] (Med.) A liquid injected into the lower intestines by means of a syringe; an injection; an enema.

Clyster pipe, a tube or pipe used for injections.