Definition of "preheat"
preheat
verb
third-person singular simple present preheats, present participle preheating, simple past and past participle preheated
(transitive) to heat something in preparation for further action, especially cooking
third-person singular simple present preheats, present participle preheating, simple past and past participle preheated
(transitive) to heat something in preparation for further action, especially cooking