What does rewarm mean?
Rewarm means to warm something again after it has cooled. The word is especially common when discussing food or meals that have already been cooked and then allowed to cool or refrigerated: a soup may be rewarmed on the stove, or leftovers may be rewarmed in a microwave. Its basic sense is straightforward, but “rewarm” differs slightly from “reheat” in emphasis. “Rewarm” focuses on restoring warmth to something that has become cold, while “reheat” often suggests preparing previously cooked food for eating again, particularly after storage. Although its use is most frequent in food-related contexts, the verb is not limited to cooking and can describe warming hands, a room, or any object that has become cold. It is a useful and precise word for situations involving a repeated or second warming.
verbTo warm something again after it has cooled. It is especially used for food that has been prepared and allowed to cool before being heated once more.
- To heat something again after it has cooled, especially previously cooked food.
"We rewarmed the soup on the stove before serving it."
"They rewarmed the roast in a low oven."
"She rewarmed her hands near the radiator."
The word “rewarm” captures a small but practical modern need: bringing food back to a satisfying temperature without starting the whole preparation over.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does rewarm come from?
“Rewarm” is a modern formation built from the prefix re-, meaning “again,” and the established English word “warm.” Its sense follows the ordinary meaning of that prefix: to perform the action of warming a second time. The word shares its root with “warm” and “warmth,” while “therm” belongs to a separate but thematically related Greek root associated with heat.
Related word forms
How rewarm is actually used
Most common in culinary contexts and somewhat more conversational or descriptive than the more general term “reheat.” It can also be used literally for a person, place, or object that has become cold.
Easily confused with rewarm
Rewarm emphasizes warming something that has become cold again, whereas reheat usually means heating previously prepared food, often after it has been stored or refrigerated.
Warm generally means making something or someone warmer, while rewarm specifically means repeating that action after it has cooled.