follow Dictionary.com

Are yams and sweet potatoes the same?

bleaching powder

noun, Chemistry
1.
a white powder that decomposes on contact with water and has the characteristic odor of gaseous chlorine: regarded, when dry, as a mixed calcium hypochlorite-chloride, used as a commercial bleach for wood pulp, textiles, oils, and soaps, and in laundering as a decolorizer and disinfectant.
Also called chloride of lime, chlorinated lime, calcium oxychloride.
Origin
1850-1855
1850-55
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Examples from the web for bleaching powder
  • Also could contain peroxides such as hydrogen peroxide, or hypochlorites, such as bleaching powder.
  • Treatment with acids followed by bleaching powder has been recommended for decomposition.
British Dictionary definitions for bleaching powder

bleaching powder

noun
1.
a white powder with the odour of chlorine, consisting of chlorinated calcium hydroxide with an approximate formula CaCl(OCl).4H2O. It is used in solution as a bleaching agent and disinfectant Also called chloride of lime, chlorinated lime
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source

Word of the Day

Difficulty index for bleaching powder

Few English speakers likely know this word

Word Value for bleaching

17
21
Scrabble Words With Friends

Nearby words for bleaching powder