- a large, irregular spot or blot.
- Plant Pathology.
- a diseased, discolored spot or area on a plant.
- a disease so characterized, usually accompanied by cankers and lesions.
- a skin eruption; blemish.
- to mark with blotches; blot, spot, or blur: The floor of the forest was blotched with cool, dark moss.
- Textiles. of or relating to blotch printing, or to the colored ground produced by this process.
Origin of blotch
SynonymsSee more synonyms for blotch on Thesaurus.com
1. splotch, mark, blemish, stain.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for blotched
His shirt and hand, and even his naked arm, were stained and blotched with blood.Howard Pyle's Book of Pirates
His brushes and razors were spread out on the blotched marble of the chest of drawers.The Reef
They were blotched by mosquito bites and tanned to a leather brown.The Trail of the Goldseekers
In color it is green or blue, blotched and streaked with black.The Animal World, A Book of Natural History
There were three eggs, cream-coloured, and blotched with brown.The Swan and Her Crew
George Christopher Davies
- an irregular spot or discoloration, esp a dark and relatively large one such as an ink stain
- to become or cause to become marked by such discoloration
- (intr) (of a pen or ink) to write or flow unevenly in blotches
C17: probably from botch, influenced by blot 1
Word Origin and History for blotched
c.1600, perhaps a blend of blot and botch or patch.
Online Etymology Dictionary, © 2010 Douglas Harper
- 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.