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[bleyn] /bleɪn/
noun, Pathology.
an inflammatory swelling or sore.
Origin of blain
before 1000; Middle English blein(e), Old English blegene. See chilblain Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for blain
Historical Examples
  • The blain is a watery vesicle in the second joint of the wing.

  • They haf daken atfandage of our bresence to regover a bortion of the blain.


    John William De Forest
  • Nevertheless the blain grew chillier and chillier until at last they were compelled to send for a physician.

    Bill the Minder W. Heath Robinson
  • It alwish seemed to me to be a beeg fish story, but it ish all blain to my mint now.

    Recitations for the Social Circle James Clarence Harvey
British Dictionary definitions for blain


a blister, blotch, or sore on the skin
Word Origin
Old English blegen; related to Middle Low German bleine
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 blain

Old English blegen "a sore," from Proto-Germanic *blajinon "a swelling" (cf. Danish blegn, Dutch blein), from PIE *bhlei- "to swell," from root *bhel- (2) "to blow, inflate, swell;" see bole.

Online Etymology Dictionary, © 2010 Douglas Harper
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blain in Medicine

blain (blān)
A skin swelling or sore; a blister; a blotch.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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