a facility on a microwave oven which automatically selects the correct cooking time and temperature when programmed by the user for a particular type or weight of food.
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1978 Los Angeles Times 17 Dec. (Classified section) 1/8 (advt.) Panasonic multi-matic w/Auto Cook by time & temp.
2006 Independent (Nexis) 7 Oct. (Features section) 4 There are five microwave settings, plus auto cook and defrost functions.