Definition, Meaning & Synonyms

infrared

adjective

/ˌɪnfrəˈrɛd/

Definition

Infrared refers to a type of electromagnetic radiation that has wavelengths longer than visible light but shorter than microwaves.

Examples

Infrared cameras can detect heat emitted by objects, making them useful for night vision.
The infrared spectrum is important in various fields, such as astronomy and communications.
Some plants thrive in infrared light, which aids in their growth.

Meaning

Infrared radiation is commonly associated with heat, as objects emitting heat also emit infrared rays. It is used in various technologies including remote controls and thermal imaging.