The Collaborative International Dictionary of English. 2000.
cathartic acid — cathartin ca*thar tin, n. (Chem.) The bitter, purgative principle of senna. It is a glucoside with the properties of a weak acid; called also {cathartic acid}, and {cathartina}. [1913 Webster] … The Collaborative International Dictionary of English
cathartin — ca*thar tin, n. (Chem.) The bitter, purgative principle of senna. It is a glucoside with the properties of a weak acid; called also {cathartic acid}, and {cathartina}. [1913 Webster] … The Collaborative International Dictionary of English
