nnoun.attributethe infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible rangeSynset:infrared frequency
Examples:- they could sense radiation in the infrared
Part Holonyms:infrared spectrum
Hypernyms:frequence frequency oftenness
Inherited Hypernyms:infraredfrequencyratemagnitude relationrelationabstractionentity
nnoun.phenomenonelectromagnetic radiation with wavelengths longer than visible light but shorter than radio wavesSynset:infrared emission infrared light infrared radiation
Hypernyms:actinic radiation actinic ray
Inherited Hypernyms:infraredactinic radiationelectromagnetic radiationradiationenergyphysical phenomenonnatural phenomenonphenomenonprocessphysical entityentity
adj satadj.allhaving or employing wavelengths longer than light but shorter than radio waves; lying outside the visible spectrum at its red endExamples:- infrared radiation
- infrared photography
Antonyms:visible
Inherited Hypernyms:infrared
Similar to:invisible unseeable