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preheat

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verb pre·heat \(ˌ)prē-ˈhēt\

Simple Definition of preheat

  • : to heat (an oven) to a particular temperature before putting food to be cooked inside

Source: Merriam-Webster's Learner's Dictionary

Full Definition of preheat

  1. transitive verb
  2. :  to heat beforehand; especially :  to heat (an oven) to a designated temperature before using for cooking

preheater

noun

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