electromagnetic spectrum

noun

: the entire range of wavelengths or frequencies of electromagnetic radiation extending from gamma rays to the longest radio waves and including visible light

Examples of electromagnetic spectrum in a Sentence

Recent Examples on the Web

This way, the images stay close to reality while adding in new information from the portions of the electromagnetic spectrum that humans cannot see with our eyes alone. —Robert Z. Pearlman, Space.com, 13 May 2025

Beyond The Electromagnetic Spectrum Lately, however, astronomers are even searching for and detecting high-energy cosmic ray particles, neutrino particles, and gravitational radiation --- none of which are part of the electromagnetic spectrum. —Bruce Dorminey, Forbes.com, 23 Apr. 2025

Looking in different wavelengths of the electromagnetic spectrum, for example, is a good way to uncover novel things because different objects emit light in different ways. —Phil Plait, Scientific American, 17 Apr. 2025

Infrared light is a region of the electromagnetic spectrum that sits outside the range of natural human vision, and capturing it with a digital camera creates images of a peculiar, ghostly quality. —Patrick Brzeski, The Hollywood Reporter, 3 Sep. 2019

Word History

First Known Use

1924, in the meaning defined above

Rhymes for electromagnetic spectrum

• electrum

Kids Definition

electromagnetic spectrum

noun

: the entire range of wavelengths or frequencies of electromagnetic waves extending from gamma rays to the longest radio waves and including visible light

Medical Definition

electromagnetic spectrum

noun

: the entire range of wavelengths or frequencies of electromagnetic radiation extending from gamma rays to the longest radio waves and including visible light