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wildfire

[wahyld-fahyuh r] /ˈwaɪldˌfaɪər/
noun
1.
a highly flammable composition, as Greek fire, difficult to extinguish when ignited, formerly used in warfare.
2.
any large fire that spreads rapidly and is hard to extinguish.
3.
sheet lightning, unaccompanied by thunder.
4.
the ignis fatuus or a similar light.
5.
Plant Pathology. a disease of tobacco and soybeans, characterized by brown, necrotic spots, each surrounded by a yellow band, on the leaves and caused by a bacterium, Pseudomonas tabaci.
6.
Pathology Obsolete. erysipelas or some similar disease.
Origin
1000
before 1000; Middle English wildefire, Old English wildfȳr. See wild, fire
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for wild-fire

wildfire

/ˈwaɪldˌfaɪə/
noun
1.
a highly flammable material, such as Greek fire, formerly used in warfare
2.
  1. a raging and uncontrollable fire
  2. anything that is disseminated quickly (esp in the phrase spread like wildfire)
3.
lightning without audible thunder
4.
another name for will-o'-the-wisp
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 wild-fire

wildfire

n.

Old English, from wild (adj.) + fire (n.). Originally in reference to spreading skin diseases; meaning "destructive fire" is attested from early 12c.; figurative sense is recorded from c.1300.

Online Etymology Dictionary, © 2010 Douglas Harper
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Idioms and Phrases with wild-fire

wildfire

The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Difficulty index for wildfire

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Word Value for wild

8
9
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