firebreak

from WordNet (r) 3.0 (2006)

firebreak
    n 1: a narrow field that has been cleared to check the spread of
         a prairie fire or forest fire [syn: {firebreak},
         {fireguard}]

from The Collaborative International Dictionary of English v.0.48

firebreak \firebreak\ n.
   a narrow field that has been cleared to check the spread of a
   prairie fire or forest fire.
   [WordNet 1.5]

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