Definition of auto-defrost in English:

auto-defrost

noun

  • 1A facility which enables a refrigerator or freezer periodically to defrost itself automatically.

  • 2A facility on a microwave oven which automatically selects the correct cooking time and temperature to defrost frozen food.

Origin

1940s; earliest use found in Capital Times.

Pronunciation

auto-defrost

/ˌɔːtəʊˈdiːfrɒst//ˌɔːtəʊdɪˈfrɒst/