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
The riskiest habit is preheating an empty nonstick pan on high heat.
—
Ryan Brennan
june 2, Sacbee.com, 3 June 2026
For many recipes, preheating your skillet can help prevent sticking and encourage browning.
—The Washington Post, San Diego Union-Tribune, 3 June 2026
The biggest mistake is preheating an empty nonstick pan.
—Ryan Brennan
june 2, Fort Worth Star-Telegram, 2 June 2026
Once the oven is preheated, remove the biscuits from the refrigerator and brush each biscuit with buttermilk.
—Terrence Hayes, Southern Living, 19 May 2026
See All Example Sentences for preheat
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Ryan Brennan
june 2, Sacbee.com, 3 June 2026
For many recipes, preheating your skillet can help prevent sticking and encourage browning.
—The Washington Post, San Diego Union-Tribune, 3 June 2026
The biggest mistake is preheating an empty nonstick pan.
—Ryan Brennan
june 2, Fort Worth Star-Telegram, 2 June 2026
Once the oven is preheated, remove the biscuits from the refrigerator and brush each biscuit with buttermilk.
—Terrence Hayes, Southern Living, 19 May 2026
See All Example Sentences for preheat
Cite this Entry
“Preheat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/preheat. Accessed 7 Jun. 2026.
Copy CitationKids Definition
preheat
verb
pre·heat
(ˈ)prē-ˈhēt
: to heat beforehand
preheat the oven to 400 degrees
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