preheat
verb
pre·heat (ˌ)prē-ˈhēt 
preheated; preheating; preheats
: to heat (something) beforehand
especially : to heat (an oven) to a designated temperature before using for cooking
preheater noun
Examples of preheat in a Sentence
Preheat the oven to 375 degrees before you put the roast in.
Recent Examples on the Web
Now, fire up that grill or preheat the air fryer and get to cooking! —
Amanda Favazza, Southern Living, 21 Apr. 2026 James Houlahan preheated his oven. —Itay Hod, CBS News, 3 Apr. 2026 Place the pan in the oven and turn the oven on to 400 F to preheat. —Robin Miller, AZCentral.com, 4 Feb. 2026 The same InstaGLO platform now sits at the core of a forthcoming oven combining microwave energy, high‑speed air, and infrared, eliminating the need to preheat and compressing what used to be a three‑step dance between microwave, oven, and broiler into one cycle. —Lilian Raji, Forbes.com, 26 Jan. 2026 See All Example Sentences for preheat
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Amanda Favazza, Southern Living, 21 Apr. 2026 James Houlahan preheated his oven. —Itay Hod, CBS News, 3 Apr. 2026 Place the pan in the oven and turn the oven on to 400 F to preheat. —Robin Miller, AZCentral.com, 4 Feb. 2026 The same InstaGLO platform now sits at the core of a forthcoming oven combining microwave energy, high‑speed air, and infrared, eliminating the need to preheat and compressing what used to be a three‑step dance between microwave, oven, and broiler into one cycle. —Lilian Raji, Forbes.com, 26 Jan. 2026 See All Example Sentences for preheat
Cite this Entry
“Preheat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.grautoblog.com/dictionary/preheat. Accessed 27 Apr. 2026.
Copy CitationKids Definition
preheat
verb
pre·heat (ˈ)prē-ˈhēt
: to heat beforehand
preheat the oven to 400 degrees
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