mul·​ti·​spec·​tral | \ ˌməl-tē-ˈspek-trəl How to pronounce multispectral (audio) , -ˌtī-\

Definition of multispectral

: of or relating to two or more ranges of frequencies or wavelengths in the electromagnetic spectrum

Examples of multispectral in a Sentence

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In the 1990s, Brigham Young University researchers photographed the surviving opened papyri using multispectral imaging, which deploys a range of wavelengths of light to illuminate the text. Henrik Knudsen, Smithsonian, "Buried by the Ash of Vesuvius, These Scrolls Are Being Read for the First Time in Millennia," 26 June 2018 An unmanned plane that will fly at 70,000 feet, using a Raytheon ASARS-2B synthetic aperture radar and a MS-177 multispectral sensor to give foreign countries side eye from beyond their borders. Kyle Mizokami, Popular Mechanics, "The U-2 Replacement Is Cannibalized From Old Spy Planes," 22 Mar. 2016 Researchers also tested a fragment of a real mummy mask using multispectral imaging, which can detect a range of different colors by illuminating objects with different wavelengths of light. Brigit Katz, Smithsonian, "We’re One Step Closer to Non-Invasively Reading Ancient Papyri Hidden in Mummy Masks," 25 Jan. 2018 But the success of multispectral imaging on cartonnage was more limited. Brigit Katz, Smithsonian, "We’re One Step Closer to Non-Invasively Reading Ancient Papyri Hidden in Mummy Masks," 25 Jan. 2018 The mission's payload will eventually include a multispectral imager, a magnetometer, and a gamma-ray spectrometer in order to understand Psyche's history. David Grossman, Popular Mechanics, "NASA Spacecraft to Investigate Strange Asteroid of Metal," 2 Oct. 2017 Now, using multispectral imaging technology, researchers have unveiled three lines of words hidden on the ancient text message. Nicholas St. Fleur, New York Times, "Revealed in Israel, a 2,600-Year-Old Request for Wine," 16 June 2017 The team was using multispectral imaging, an image enhancement technique that relies on wavelength bands across the electromagnetic spectrum, to improve the clarity of another inscription on the pottery shard that was already known to researchers. Brigit Katz, Smithsonian, "Hebrew Inscription Ordering Wine Found on Ancient Pottery Shard," 23 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'multispectral.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of multispectral

1965, in the meaning defined above

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The first known use of multispectral was in 1965

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to form ideas or theories about something

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