1. heats (an oven, engine, or other device) beforehand to a required temperature
Usage: third person singular present tense of ‘preheat’

Examples

• She preheats the oven to 350 degrees before baking cookies.
• The recipe says to bake for 20 minutes after the oven preheats.
• He always preheats his car engine on cold mornings.
• The chef preheats the grill before cooking the steaks.
• Make sure the oven preheats completely before putting in the cake.
• The pizza stone works best when the oven preheats for at least 30 minutes.