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defroster

[ dih-fraw-ster, -fros-ter ]

noun

  1. a person or thing that defrosts.
  2. Also called defogger; a device for melting frost, ice, or condensation on a windshield or other window of an automobile, airplane, etc., by warming the window.

defroster

/ diːˈfrɒstə /

noun

  1. a device by which the de-icing process of a refrigerator is accelerated, usually by circulating the refrigerant without the expansion process

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Word History and Origins

Origin of defroster1

First recorded in 1925–30; defrost + -er 1

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Example Sentences

The metal felt cold, like the window of the car on a day when you needed the heater and defroster.

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