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单词 rhabarbaric
释义 rhabarbaric, a. Chem.|ræbɑːˈbærɪk|
Also -eric.
[f. med.L. rhabarbarum (see next) + -ic. Cf. rhubarbaric, -arin.]
= chrysophanic s.v. chryso-. So rhaˈbarbarin [-in1], chrysophanic acid.
1839Royle Bot. Himalayan Mts. I. 317 Rhabarbarin.1840Pereira Mat. Med. 817 Pfaff's rhabarberin consists of uncrystallizable sugar, extractive, resin, rhabarberic acid, and tannin.1845W. Gregory Outl. Chem. ii. 455 Rhabarberine..the yellow acid of rhubarb, now called chrysophanic acid.1850Chem. Gaz. VIII. 100 It [sc. erythrose] is almost entirely soluble in alcohol and in æther, which on evaporation furnish rhabarbaric or erythrosic acid.
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