- plural of spectrum.
spectra
Americannoun
noun
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Webb and Spitzer revealed these features through mid-infrared spectra.
From Science Daily ● Oct. 7, 2026
Brown has been modeling the climates and spectra of self-luminous giant planets.
From Science Daily ● Aug. 28, 2026
Across the BHM and MWM surveys, DR20 contains more than 3 million spectra covering 1.5 million stars.
From Science Daily ● Aug. 14, 2026
One interesting result, Davis says, is that signatures of magnesium-rich phyllosilicates were found in the spectra of Larissa, Galatea, and the rings -- minerals that only form in the presence of liquid water.
From Science Daily ● Aug. 14, 2026
Some scientists think that when expansion is followed by contraction, when the spectra of distant galaxies are all blue-shifted, causality will be inverted and effects will precede causes.
From "Cosmos" by Carl Sagan
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