Definition of distant early warning in English:

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distant early warning

Entry from US English dictionary

(abbreviation DEW)

noun

A radar system in North America set up during the Cold War for the early detection of a missile attack.
Example sentences
  • The north warning system replaced the distant early warning line in the early 1990s and is used to provide surveillance of potential attack routes via Arctic airspace.
  • The DEW Line was designed to provide distant early warning of manned bomber or intercontinental ballistic missile attacks.
  • Fifty years ago last month, Canada and the United States approved the construction of the distant early warning line.

For editors and proofreaders

Syllabification: dis·tant ear·ly warn·ing

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