spectra

[spek-truh] / ˈspɛk trə /

NOUN

color spectrum

Synonyms

STRONG

rainbow

WEAK

chromatic spectrum hue cycle

NOUN

range

Synonyms

STRONGEST

gamut scope

STRONG

compass extent field scale span sweep

NOUN

array

Synonyms

STRONGEST

continuum range sphere

STRONG

colors distribution sequence series

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.

The spectra of the little red dots differed significantly from known dust-reddened active galactic nuclei.

From Science Daily • Nov. 29, 2025

They also know how stars should appear in images and in detailed measurements of their light known as spectra.

From Science Daily • Nov. 29, 2025

Balmer breaks can appear in the spectra of single, very hot, young stars, as well as in galaxies containing many such stars.

From Science Daily • Nov. 29, 2025

The ability of the Daniel K. Inouye Solar Telescope's Cryo-NIRSP instrument to provide high-quality spectra opens new possibilities for studying wave physics in the solar atmosphere.

From Science Daily • Oct. 27, 2025

It soon became clear that Humason was better able to obtain high-quality spectra of distant galaxies than any professional astronomer in the world.

From "Cosmos" by Carl Sagan