American Heritage® Dictionary of the English Language, Fourth Edition
- v. To remove the color from.
Century Dictionary and Cyclopedia
- To deprive of color; bleach. Also spelled decolorise, decolourize, decolourise.
GNU Webster's 1913
- v. To deprive of color; to whiten.
- v. remove color from
“Manganese dioxide is used to: manufacture ferroalloys; manufacture dry cell batteries (it's a depolarizer); to "decolorize" glass; to prepare some chemicals, like oxygen and chlorine; and to dry black paints.”
“April 29th, 2008 6: 11 pm ET yeah right CNN ... put HILLIARys sign in front and decolorize Obama's sign to look darker. i expected better from CNN ... sheesh!”
“Import it into Photoshop, or similar, then decolorize it, turn up the contrast and lightness accordingly.”
“Saliva contains an enzyme that will decolorize blood and remove fresh bloodstains.”
“Make a ten per cent infusion of the suspected coffee; filter it, and decolorize the solution by boiling it with a piece of animal charcoal.”
“The chlorine and oxygen will combine their action to decolorize the textile material.”
“If the red color is due to magenta, it is destroyed by both these reagents, while hydrocholoric acid does not decolorize the solutions of archil and cudbear, and ammonia turns their red color to a purple violet.”
“Animal charcoal possesses to a remarkable degree the property of removing color from solutions of animal and vegetable substances, and it is used for this purpose to a large extent by sugar refiners, who thus decolorize their dark brown sirups; in the manufacture of glucose and saccharums for brewers 'use, the concentrated solutions have to be filtered through layers of animal charcoal in order that the resulting product may be freed from color.”
“To render the determination as accurate as possible, the urine should be diluted to such an extent that not less than 4 or more than 7 c.c. are required to decolorize the solution, and the proportions necessary will be found to vary from 1 part of urine in 2½ to 1 in 30 or 40.”
“The only other large use of arsenic is in the glass industry, arsenic trioxide being added to the molten glass to purify and decolorize the product.”
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