What is another word for infrared radiation?
Pronunciation: [ˌɪnfɹəɹˈɛd ɹˌe͡ɪdɪˈe͡ɪʃən] (IPA) 
Infrared radiation is a type of electromagnetic radiation that has a longer wavelength than visible light and is not visible to the human eye. There are several synonyms for infrared radiation including infrared light, thermal radiation, and heat radiation. The term thermal radiation is often used to describe the radiation emitted by all objects with a temperature above absolute zero. Heat radiation is used when discussing the transfer of heat through radiation. The term infrared light is commonly used in the field of technology, such as in infrared cameras, which can detect and capture infrared light from objects. Regardless of the synonym used, infrared radiation plays an important role in many scientific fields, including astronomy, biology, and chemistry.
