Infrared spectrum Synonyms

Definitions for Infrared


  • (adjective) having or employing wavelengths longer than light but shorter than radio waves; lying outside the visible spectrum at its red end
  • (noun) electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
  • (noun) the infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range

Definitions for Spectrum


  • (noun) the distance or extent between possible extremes
  • (noun) a broad range of related objects or values or qualities or ideas or activities
  • (noun) an ordered array of the components of an emission or wave