| 释义 |
thymol Chem.|ˈθaɪmɒl|
[f. Gr. θύµον thyme + -ol.]
The phenol of cymene, C10H13.OH, obtained from oil of thyme, also from the volatile oil of horse-mint, crystallizing in transparent rhomboidal plates; a powerful antiseptic.
1857Miller Elem. Chem. III. 446 Thymole [ed. 1862 thymol], C20H14O2, is isomeric with cuminic alcohol; it..constitutes about one-half of the essence of thyme. 1876Harley Royle's Mat. Med. 474 Oil of Thyme..consists of a fluid portion, separable into cymene.., and thymene.., and of a solid crystalline body called thymol.., which has a very pungent taste, and the aroma of the crude oil. 1911Contemp. Rev. Feb. 231 The destruction of the parasite in its intermediary host [man] by quinine or thymol.
b. attrib. and Comb.
1883Athenæum 10 Mar. 316/2 When thymolsulphonic acid is treated with nitric acid, paranitrothymol is formed. 1884Health Exhib. Catal. 62/1 ‘Thymol-Cresol’ Disinfecting Powder. 1899J. Cagney Jaksch's Clin. Diagn. vii. (ed. 4) 344 Thymol appears in the urine as thymol sulphuric, thymol glycuronic..acids. 1911Dorland Med. Dict. (ed. 6) s.v. Thymol, Thymol-camphor, a compound of thymol and camphor. Ibid., Thymol-gauze, gauze impregnated with a 1 per cent. solution of thymol. Ibid., Thymol-inhalation, -solution [etc.].
Hence ˈthymolate, a compound of thymol, in which the hydrogen of the OH group is replaced by a metal; thyˈmolic a., of or pertaining to thymol, chiefly in compounds, as sulpho-thymolic acid, C10H14SO4; ˈthymolize v., trans. to treat (a solution) with thymol (as a preservative); thyˈmoloform = thymoform.
1880Athenæum 27 Nov. 713/1 The authors..have thus prepared aluminic methylate,..cresylate, and thymolate. 1900Helen Baldwin in Jrnl. Exper. Med 1 Oct. 30 The urine should be thymolized..to prevent fermentation. 1911Dorland Med. Dict. (ed. 6), Thymoloform, a yellowish powder, a product of formaldehyd and thymol. |