Meaning ofinfraredin English

Noun

1. radiation between 700 nm and 1 mm
   Infrared radiation is used for heating buildings.
2. electromagnetic radiation (longer wavelength than visible light); heating
   The camera can detect infrared radiation at night.
3. a device emitting infrared radiation
   The remote control uses infrared signals to communicate.
4. a specific wavelength in this range
   Scientists study the properties of infrared wavelengths.