| 释义 |
chromotropic, a. Chem.|krəʊməˈtrɒpɪk|
[f. as chromotrope + -ic.]
Having the property of varying its colour. Hence chromoˈtropism.
1899Jrnl. Chem. Soc. LXXVI. i. 63 Phenylazochromotropic acid (chromotropic acid..), which the dye-works' chemists regard as a 2-azo-compound. 1908H. Driesch Sci. & Philos. Organism II. 24 The crab Maia may change the quality—not the ‘sense’—of its ‘chromotropism’,..according to the colour of the ground it lives upon, and another crab, Hippolyte, changes its colour and its chromotropism correspondingly. 1918A. W. Stewart Rec. Adv. Org. Chem. (ed. 3) 32 If a salt changes colour, it is said to be ‘chromotropic’ or ‘variochromic’. 1944Hackh's Chem. Dict. (ed. 3) 200/1 Chromotropic acid, 1·8- Dihydronaphthalene-3·6-disulfonic acid; used as an intermediate. |