Pronunciation: (kī'u-thos", -thus),[key] —n., —pl.-thoiPronunciation: (-thoi").[key]Gk. and Rom. Antiq. a deep bowl set on a foot, often having a high voluted or serpentine handle rising from the brim and terminating immediately above the juncture of the body and the stem: used for ladling wine into drinking cups. Also,cyathus.