MEANING
A device that amplifies or generates electromagnetic radiation by stimulated emission, commonly at microwave frequencies.
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Words that belong together
- hydrogen maser
- maser emission
On the page
A hydrogen maser provided the clock’s stable reference.
Astronomers detected natural maser emission near the star.
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Word forms
- Base
- maser
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Usage notes
Primary category: sci-fi. Forms: Singular maser; plural masers. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.
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