| 释义 |
decolorize, -ourize, v.|dɪˈkʌləraɪz|
[f. de- II. 1. + colorize.]
1. trans. To deprive of colour.
1836–9Todd Cycl. Anat. II. 503/2 Chlorine passed through a solution of hæmatosine decolorizes it. 1870P. M. Duncan Transform. Insects (1882) 170 The leaves, and even the variegated flowers, are in this way often completely decolourised.
fig.1887F. Robinson New Relig. Med. 78 Temperament plays a part, colouring or decolourizing present and future.
2. intr. To lose colour; to become colourless.
1908Practitioner Feb. 205 Characteristics of the gonococcus... Its characteristic half-moon shape, and the fact that it decolourises with Gram's method.
Hence decoloriˈzation, -izing, the action of depriving of its colour; deˈcolorizer, an agent that decolorizes; deˈcolo(u)rized, deˈcolorizing ppl. a.
1871Athenæum 19 Aug. 251 The decolourization of flowers and leaves by electrical discharges. 1879St. George's Hosp. Rep. IX. 509 Decolorised blood-clot. 1890W. J. Gordon Foundry 177 Decolourized indigo. 1965R. Cruickshank Med. Microbiol. (ed. 11) xlv. 646 In order to render the decolourised organisms visible..a contrast or counterstain is then applied. c1865Letheby in Circ. Sc. I. 125/2 The charcoal is very valuable as a decoloriser and disinfectant. 1861Hulme tr. Moquin-Tandon ii. iii. 160 Its decolorizing properties. |