radiator
RA-dih-ay-tuh
Radiator (noun) means a device that cools a vehicle's engine by transferring heat from coolant to the surrounding air. Example: “The mechanic found a leak in the car's radiator.”
noun
1
A device that cools a vehicle's engine by transferring heat from coolant to the surrounding air.
"The mechanic found a leak in the car's radiator."
"The car overheated because of a broken radiator."
2
A metal heating fixture, typically filled with hot water or steam, used to warm a room.
"Steam hissed from the old iron radiator."
"The radiator kept the apartment warm during winter."
"She hung her wet coat over the radiator to dry."
How to use radiator
Learner’s notesIn plain EnglishA device that gives off heat — either to cool a car engine or to warm a room.
Common pairings
central heating radiator
car radiator
radiator fluid
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Word forms
- Plural
- radiators
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The mechanic found a leak in the car's _____.
Etymology
Formed from "radiate" plus the agent suffix "-or", meaning "something that radiates".
Rhymes for radiator
See all rhymes for radiator →Frequently asked questions
What does “radiator” mean?
The word “radiator” means a device that cools a vehicle's engine by transferring heat from coolant to the surrounding air. In plain terms, a device that gives off heat — either to cool a car engine or to warm a room.
How do you pronounce “radiator”?
“Radiator” is pronounced RA-dih-ay-tuh (/ˈɹej.di(j)ˌej.tɚ/ in IPA).
How do you use “radiator” in a sentence?
Here is “radiator” used in a sentence: “The mechanic found a leak in the car's radiator.”
What part of speech is “radiator”?
“Radiator” is a noun.
Is “radiator” a common word?
“Radiator” is an uncommon word in modern English, usually learned at around the C1 level.
How many meanings does “radiator” have?
“Radiator” has 2 distinct senses listed in this dictionary. The most common is: a device that cools a vehicle's engine by transferring heat from coolant to the surrounding air.
