Sentence:  The <WSD>rhubarb</WSD> is a root which has the property of purging gently, of ſtregthening the ſtomach, of facilitating digeſtion, and of deſtroying worms in children. It is a tuberoſe root, rather ſpongy, brown on the outſide, yellow internally, and ſtreaked with reddiſh veins. Its taſte is bitter and aſtringent, its ſmell acrid and aromatic. 
Meaning of the word marked with <WSD> tags:  The dried rhizome and roots of (noshow=1) ('''Chinese rhubarb''') or (noshow=1) ('''Tibetan rhubarb'''), from China, used as a laxative and purgative.