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单词 rheumic
释义 rheumic, a. Chem.|ˈruːmɪk|
[irreg. f. rheum2 + -ic.]
rheumic acid: a. J. Henderson's name for an acid discovered by him in the stem of garden rhubarb, but subsequently identified as oxalic acid. b. An acid obtained by treating rheotannic acid with dilute acids.
1815J. Henderson in Thomson's Ann. Philos. (1816) VIII. 250, I am now convinced that the rheumic acid exists in the plant under the form of rheumate of ammonia.1883Encycl. Brit. XX. 530/1 Rheumic acid is a reddish-brown powder, sparingly soluble in cold water.
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