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Showing results for spectra. Search instead for spectrograp.
Definitions

spectra

[spek-truh] / ˈspɛk trə /
NOUN
color spectrum
Synonyms




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.

In its current phase, the project uses robotic instruments to collect spectra from millions of objects across the sky, helping scientists study how stars, black holes, and galaxies evolve over time.

From Science Daily • Apr. 4, 2026

Researchers have collected more than 600 million spectra from a region of sky spanning an area equivalent to more than 2,000 full Moons.

From Science Daily • Mar. 8, 2026

Jerry Xuan, a 51 Pegasi b Fellow at UCLA, built sophisticated atmospheric models to compare with the telescope's spectra and determine whether sulfur was present.

From Science Daily • Feb. 11, 2026

Those spectra tracked changing signatures in the ejected gas, and new spectral features matched up with structures seen in the interferometric images, providing a direct one-to-one confirmation of how the flows were forming and colliding.

From Science Daily • Dec. 31, 2025

Humason and Hubble found, to their amazement, that the spectra of all the distant galaxies are red-shifted and, still more startling, that the more distant the galaxy was, the more red-shifted were its spectral lines.

From "Cosmos" by Carl Sagan