| 单词 | derride |
| 释义 | derrid, derride Chem.|ˈdɛrɪd, -aɪd|
[a. G. derrid (M. Greshoff 1890, in Ber. d. Deut. Chem. Ges. XXIII. 3538), f. derris: see -id4, -ide.]
a. An extract of derris as obtained by Greshoff (see quots.).
b. (See quot. 19392.)
1890Pharmaceut. Jrnl. & Trans. XXI. 559/2 Derris elliptica. This plant was stated to afford the most important of several drugs passing under the name of ‘tuba root’..a resinous body with an acid reaction, to which the name ‘derrid’ has been given... In the root it exists together with a brown colouring matter called ‘derris red’, derived from the tannin of derris. 1900Jrnl. Chem. Soc. LXXVIII. i. 109 Derride, C33H30O10, prepared from the root of Derris elliptica, Benth...is a pale yellow substance. 1915J. D. Gimlette Malay Poisons v. 93 A poisonous resin called tubain by Leonard Wray and derrid by Greshoff. 1939Meyer & Koolhaas in Rec. Trav. Chim. Pays-Bas LVIII. 211 The name derride has been assigned to the new substance in memory of Greshoff, who was one of the first to isolate a substance from derris root: this substance was not examined at the time and he termed it derride. 1939Jrnl. Chem. Soc. 1100 Meyer and Koolhaas have suggested the name ‘derride’ for this substance [sc. l-elliptone], somewhat unfortunately, as it has already been used by Greshoff..for a resinous extract from D. elliptica root. |
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