MEANING
Relating to electromagnetic radiation with wavelengths longer than visible red light and shorter than microwaves.
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Words that belong together
- infrared camera
- infrared radiation
On the page
An infrared camera revealed the warm footprints.
The sensor detected infrared radiation from the engine.
Related words
Word forms
- Base
- infrared
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Usage notes
Primary category: sci-fi. Forms: Normally non-gradable as a technical classification. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.
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