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 (trī-fĕn′əl-mĕth′ān′, -fē′nəl-)
A colorless crystalline aromatic hydrocarbon, C19H16, in which phenyl groups replace three of the hydrogen atoms in methane and from which a large number of synthetic dyes are derived by substitution.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(traɪˌfiːnaɪlˈmiːθeɪn; -ˌfɛn-)
(Elements & Compounds) a colourless crystalline solid used for the preparation of many dyes. Formula: (C6H5)3CH
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(traɪˌfɛn lˈmɛθ eɪn, -ˌfin-)

a colorless, crystalline, solid compound containing three benzene rings, C19H16, from which many dyes are derived.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
For example, malachite green (MG) is a triphenylmethane dye and is used as an antibacterial, anti-fungal, and anti-parasitical therapeutic agent in aquacultures and animal husbandry.
Muneer, "Ti[O.sub.2]-mediated photocatalytic degradation of a triphenylmethane dye (gentian violet), in aqueous suspensions," Dyes and Pigments, vol.
In a comprehensive multicenter study of blood splashes on 600 facial shields, Endo et al found that visual examination alone detected blood spatters on 50.5% of all facial shields; however, when leucomalachite green, a triphenylmethane dye used for detecting blood in criminal forensic science, was used to detect spatters, the detection rate rose to 66%.
Malachite green, a triphenylmethane dye, is extensively used as food additive, parasiticide, and fungicide in food, dyeing, and fish farming industry throughout the world [11].
Anionic triphenylmethane dye solutions for low-dose food irradiation dosimetry.
The investigators stained one gel with a triphenylmethane dye and subsequently de-stained it.
The photocatalytic activity of undoped and [Yb.sub.x][Sb.sub.2-x][Te.sub.3] nanomaterials was evaluated by the decolorization of Malachite Green (a triphenylmethane dye) in an aqueous solution under visible light.
Among synthetic dyes most used by the food market are erythrosine, included in the class of xanthene dyes, and brilliant blue, classified as a triphenylmethane dye (BRASIL, 2005).
Fuchsin basic, a cationic triphenylmethane dye, was chosen as a typical representative pollutant.
Malachite green is a triphenylmethane dye used in aquaculture for the treatment of fungal and parasitic infections in fish and their eggs.
The comparative study was carried out for the degradation of three kinds of textile dyes: azo dye, RR 195; anthraquinone dye, RB 4, and triphenylmethane dye, AB 7 from aqueous solution by Fe-AO-n-PAN ([Q.sub.Fe] = 2.71 mmol [g.sup.-1]) and 3.0 mmol [L.sup.-1] [H.sub.2][O.sub.2] at pH 6 under light irradiation.