infrared

English Dictionary -> Letter I -> infrared

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infrared Definition

• (n) the infrared part of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range; "they could sense radiation in the infrared"
• (n) electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
• (s) having or employing wavelengths longer than light but shorter than radio waves; lying outside the visible spectrum at its red end; "infrared radiation"; "infrared photography"

infrared Synonyms

• infrared
• infrared emission
• infrared frequency
• infrared light
• infrared radiation