wildfire

The definition of a wildfire is a rapidly spreading forest or brush fire.

(noun)

When someone drops a match in the forest and the trees start to flame and the fire spreads quickly, this is an example of a wildfire.

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See wildfire in Webster's New World College Dictionary

noun

  1. Obsolete
    1. a highly destructive fire
    2. a highly flammable substance; specif., Greek fire
  2. Now Rare will-o'-the-wisp
  3. a large, intense fire, usually in an uninhabited area, that is difficult to bring under control

See wildfire in American Heritage Dictionary 4

noun
  1. A raging, rapidly spreading fire.
  2. Something that acts very quickly and intensely: a land swept by the wildfire of revolution.
  3. Lightning occurring without audible thunder.
  4. A luminosity that appears over swamps or marshes at night; ignis fatuus.
  5. A highly flammable material, such as Greek fire, once used in warfare.

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