Meanings
nouninfrared radiation (uncountable)
- uncountablenatural sciencesElectromagnetic radiation having a wavelength approximately between 1 micrometre and 1 millimetre; perceived as heat.
Synonyms & antonyms
nounelectromagnetic radiation with wavelengths longer than visible light but shorter than radio waves
Similar
Broader
actinic radiationactinic ray
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Translations
Chinese Mandarin 紅外線 /红外线
- 紅外線 /红外线 (hóngwàixiàn)infrared radiation
Czech infračervené záření
- infračervené zářeníinfrared radiation
Finnish infrapunasäteily
- infrapunasäteilyinfrared radiation
German Infrarotstrahlung
- Infrarotstrahlunginfrared radiation
Japanese 赤外線
- 赤外線 (sekigaisen)infrared radiation
Korean 적외선
- 적외선 (jeogoeseon)infrared radiation
Lithuanian infraraudonieji spinduliai
- infraraudonieji spinduliaiinfrared radiation
Romanian radiație infraroșie
- radiație infraroșieinfrared radiation
Russian инфракрасное излучение
- инфракрасное излучение (infrakrasnoje izlučenije)infrared radiation
Slovak infračervené žiarenie
- infračervené žiarenieinfrared radiation
Spanish radiación infrarroja
- radiación infrarrojainfrared radiation
Ukrainian інфрачерво́не випромі́нювання
- інфрачерво́не випромі́нювання (infračervóne vypromínjuvannja)infrared radiation
Vietnamese tia hồng ngoại, bức xạ hồng ngoại
- tia hồng ngoạiinfrared radiation
- bức xạ hồng ngoạiinfrared radiation
Cite this entry
APA
infrared radiation. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/infrared%20radiation
MLA
“infrared radiation.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/infrared%20radiation. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “infrared radiation,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/infrared%20radiation.
Source: infrared radiation on Wiktionary, CC BY-SA 4.0.