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Definition of microwave

microwave

/ˈmaɪ.kɹoʊˌweɪv/
mi · cro · wave

Plural:microwaves
•
Adjective:microwavable
•
Past Simple:microwaved
•
Past Participle:microwaved
•
Present Participle:microwaving
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microwave Lexical Profile

microwave Game Scores & Validity

• noun

1

A common kitchen appliance that cooks or heats food quickly using high-frequency electromagnetic waves.

Example

"I reheated yesterday's leftover pasta in the microwave for a quick lunch."


2

An electromagnetic wave with a wavelength typically between one millimeter and one meter, used extensively in radar, communications, and heating.

Example

"The telecommunications tower uses microwaves to transmit complex data across vast distances without physical cables."

• verb

1

To cook, heat, or thaw (food or beverages) rapidly in a microwave oven.

Example

"She microwaved the frozen vegetables for three minutes before serving them with the roast."

Word Nuance & Usage

In everyday conversation, the noun is almost exclusively used as a shorthand for 'microwave oven' rather than referring to the electromagnetic wave itself.

Word Origin & Etymology

Coined in the early 1930s from the prefix 'micro-' (meaning small, denoting a relatively short wavelength) and 'wave'. The application to the kitchen appliance emerged in the 1960s as a shortening of 'microwave oven'.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Microwave. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/microwave
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