a dye in which the chromophore is part of a negative ion usually applied from an acidic solution
acid dye in American English
noun
Chemistry
any of a class of dyes containing one or more acidic groups, as the sulfo group: usedin acid solution chiefly for dyeing wool and silk
Word origin
[1885–90]This word is first recorded in the period 1885–90. Other words that entered Englishat around the same time include: classified, lineup, retread, roller coaster, toner
Examples of 'acid dye' in a sentence
acid dye
Dactylopius species, known as cochineal insects, are the source of the carminic acid dye used worldwide.
Shamayim T. Ramírez-Puebla, Ernesto Ormeño-Orrillo, Arturo Vera-Ponce de León, LuisLozano, Alejandro Sanchez-Flores, Mónica Rosenblueth, Esperanza Martínez-Romero 2016, 'Genomes of Candidatus Wolbachia bourtzisii wDacA and Candidatus Wolbachia pipientiswDacB from the Cochineal Insect Dactylopius coccus (Hemiptera: Dactylopiidae)', G3: Genes, Genomes, Geneticshttp://g3journal.org/lookup/doi/10.1534/g3.116.031237. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The surface characteristics of the modified materials were evaluated by means of basic and acid dye adsorption from aqueous solution.
T.D. Khokhlova, Yu.S. Nikitin, A.L. Detistova 1997, 'Modification of Silicas and Their Investigation by Dye Adsorption', Adsorption Science & Technologyhttps://doi.org/10.1177/026361749701500501. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Ultrasonic irradiation during the dyeing of wool caused an increase in the dye exhaustion rate for acid dye.
G. M. Nazmul Islam, Guizhen Ke, Abu Naser Md. Ahsanul Haque, Md. Azharul Islam 2017, 'Effect of ultrasound on dyeing of wool fabric with acid dye', International Journal of Industrial Chemistryhttp://link.springer.com/article/10.1007/s40090-017-0131-2. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)