pre·​heat | \ (ˌ)prē-ˈhēt How to pronounce preheat (audio) \
preheated; preheating; preheats

Definition of preheat

transitive verb

: to heat (something) beforehand especially : to heat (an oven) to a designated temperature before using for cooking

Keep scrolling for more

Other Words from preheat

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

Allow to preheat with the oven until very hot, before proceeding with baking. Noor Brara, Vogue, "Samin Nosrat Wants Viewers to Cook What They See on Her New Netflix Show, Salt, Fat, Acid, Heat," 19 Oct. 2018 Set oven broiler to high to preheat oven, then turn to low. Lucy Saunders, Milwaukee Journal Sentinel, "Cooking 101: New Marquette classes aim to raise students' kitchen GPA," 27 Apr. 2018 Bake in preheated oven until tarte is puffed and golden, about 30 minutes. Julia Levy,, "3 Healthy Recipes for Your Summer Tomatoes," 16 July 2019 Make the crispy prosciutto: preheat the oven to 425 degrees. Bill St. John, The Denver Post, "Get Cooking: How to select (and utilize) melon," 2 July 2019 To preheat, just pump hot water through with nothing in the basket and then make your actual shot. Scott Gilbertson, WIRED, "The 5 Best Portable Espresso Makers," 18 July 2019 Carefully slide the fish onto the preheated, oiled grill, on the side opposite the fire. Jess Fleming, Twin Cities, "Grill a whole side of fish for maximum wow factor," 3 July 2019 For the cupcakes, position the oven rack in the middle level and preheat the oven to 325 degrees F. Line two 12-cup muffin tins or four standard-sized 6-cup muffin tins with paper cupcake liners. Wolfgang Puck, Twin Cities, "Wolfgang Puck: Everyone can celebrate July 4 with gluten-free, vegan cupcakes," 26 June 2019 When ready to cook, preheat the oven to 400 degrees. Ellie Krieger, The Denver Post, "Parmesan-crusted halibut on phyllo sounds rich but eats light," 24 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'preheat.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of preheat

1898, in the meaning defined above

Keep scrolling for more

Learn More about preheat

Statistics for preheat

Last Updated

27 Aug 2019

Look-up Popularity

Time Traveler for preheat

The first known use of preheat was in 1898

See more words from the same year

Keep scrolling for more

More Definitions for preheat



English Language Learners Definition of preheat

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

More from Merriam-Webster on preheat

Rhyming Dictionary: Words that rhyme with preheat

Spanish Central: Translation of preheat

Nglish: Translation of preheat for Spanish Speakers

Comments on preheat

What made you want to look up preheat? Please tell us where you read or heard it (including the quote, if possible).


formidable, illustrious, or eminent

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
True or False

Test your knowledge - and maybe learn something along the way.


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!