n.an effervescing salt containing sodium bicarbonate and Rochelle salt and tartaric acid; used as a cathartic
同义词：Seidlitz powderRochelle powder
英汉双解大词典
Seidlitz powder(alsoSeidlitzpowders)
1.
N（名词）
a laxative consisting of two powders, tartaric acid and a mixture of sodium bicarbonate and Rochelle salt (sodium potassium tartrate) 塞德利茨粉; 一种泻药 (Also called Rochelle powder)