Bleaching

Bleaching
Bleach Bleach, v. t. [imp. & p. p. {Bleached}; p. pr. & vb. n. {Bleaching}.] [OE. blakien, blechen, v. t. & v. i., AS. bl[=a]cian, bl?can, to grow pale; akin to Icel. bleikja, Sw. bleka, Dan. blege, D. bleeken, G. bleichen, AS. bl[=a]c pale. See {Bleak}, a.] To make white, or whiter; to remove the color, or stains, from; to blanch; to whiten. [1913 Webster]

The destruction of the coloring matters attached to the bodies to be bleached is effected either by the action of the air and light, of chlorine, or of sulphurous acid. --Ure. [1913 Webster]

Immortal liberty, whose look sublime Hath bleached the tyrant's cheek in every varying clime. --Smollett. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Bleaching — Bleach ing, n. The act or process of whitening, by removing color or stains; esp. the process of whitening fabrics by chemical agents. Ure. [1913 Webster] {Bleaching powder}, a powder for bleaching, consisting of chloride of lime, or some other… …   The Collaborative International Dictionary of English

  • Bleaching — (eng. für das Bleichen) bezeichnet eine Methode, zur Aufhellung von: menschlichen Zähnen, siehe Zahnaufhellung menschlicher Haut, siehe Hautaufhellung dunkel pigmentierter Haut in der Analgegend, siehe Anal bleaching …   Deutsch Wikipedia

  • bleaching — n. (in dentistry) a procedure to lighten the colour of teeth. Internal bleaching involves placing chemicals within an existing cavity in a discoloured tooth that has had root canal treatment. External bleaching involves placing chemicals on the… …   The new mediacal dictionary

  • Bleaching — Blea|ching [ bli:tʃɪŋ], das; s [engl. bleaching = das Bleichen, zu: to bleach = bleichen, verw. mit ↑ bleich]: optische Aufhellung durch Bleichen der Zähne …   Universal-Lexikon

  • bleaching — balinimas statusas T sritis chemija apibrėžtis Spalvos naikinimas arba baltos spalvos ryškinimas. atitikmenys: angl. bleach; bleaching rus. отбеливание; отбелка …   Chemijos terminų aiškinamasis žodynas

  • bleaching — noun ( s) : the act or process of bleaching; especially : the process of improving the whiteness of a textile material by other means than scouring only …   Useful english dictionary

  • Bleaching of wood pulp — is the chemical processing carried out on various types of wood pulp to decrease the color of the pulp, so that it becomes whiter. The main use of wood pulp is to make paper where whiteness (similar to but not exactly the same as brightness ) is… …   Wikipedia

  • Bleaching powder — Bleaching Bleach ing, n. The act or process of whitening, by removing color or stains; esp. the process of whitening fabrics by chemical agents. Ure. [1913 Webster] {Bleaching powder}, a powder for bleaching, consisting of chloride of lime, or… …   The Collaborative International Dictionary of English

  • bleaching powder — n. any powder used in bleaching; esp., chloride of lime …   English World dictionary

  • bleaching green — noun A green for bleaching clothes on • • • Main Entry: ↑bleach …   Useful english dictionary

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