Infrared sensor 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 Sensor


  • (noun) a device that detects some physical quantity and responds usually with a transmitted signal
  • (noun) any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner