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blotch

[bloch] /blɒtʃ/
noun
1.
a large, irregular spot or blot.
2.
Plant Pathology.
  1. a diseased, discolored spot or area on a plant.
  2. a disease so characterized, usually accompanied by cankers and lesions.
3.
a skin eruption; blemish.
verb (used with object)
4.
to mark with blotches; blot, spot, or blur:
The floor of the forest was blotched with cool, dark moss.
adjective
5.
Textiles. of or pertaining to blotch printing, or to the colored ground produced by this process.
Origin
1595-1605
1595-1605; perhaps blend of blot1 + botch2
Synonyms
1. splotch, mark, blemish, stain.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for blotching
  • The fins are generally yellow in colour, with a variety of dusting and blotching.
British Dictionary definitions for blotching

blotch

/blɒtʃ/
noun
1.
an irregular spot or discoloration, esp a dark and relatively large one such as an ink stain
verb
2.
to become or cause to become marked by such discoloration
3.
(intransitive) (of a pen or ink) to write or flow unevenly in blotches
Word Origin
C17: probably from botch, influenced by blot1
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
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Word Origin and History for blotching

blotch

n.

c.1600, perhaps a blend of blot and botch or patch.

Online Etymology Dictionary, © 2010 Douglas Harper
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blotching in Science
blotch
  (blŏch)   
Any of several plant diseases caused by fungi and resulting in brown or black dead areas on leaves or fruit.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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17
21
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