noun
- The infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range.
- usage: "they could sense radiation in the infrared"
- synonyms: infrared
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). infrared frequency. Retrieved September 20, 2026, from http://smartdefine.org/infrared_frequency/definitions/1287084 |
| Chicago | WordNet. 2010. "infrared frequency" http://smartdefine.org/infrared_frequency/definitions/1287084 (accessed September 20, 2026). |
| Harvard | WordNet 2010, infrared frequency, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/infrared_frequency/definitions/1287084>. |
| MLA | WordNet. "infrared frequency" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/infrared_frequency/definitions/1287084> |