adjective
- relating to electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
Usage: scientific
noun
- infrared radiation or light
Usage: scientific
Examples
- The infrared camera detected heat signatures in complete darkness.
- Snakes can sense infrared radiation from warm-blooded prey.
- The remote control uses infrared signals to communicate with the TV.
- Infrared photography reveals details invisible to the naked eye.
- The telescope is designed to observe infrared light from distant stars.
- Night vision goggles work by amplifying infrared radiation.
- The infrared from the sun warms the Earth’s surface.