spectral

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.

For nearly two decades, researchers have been puzzled by layered iron sulfates on Mars that show unusual spectral signals.

From Science Daily • Mar. 10, 2026

Here are a few personal favorites, beginning with three from Mike Flanagan, TV’s master spinner of spectral tales.

From Los Angeles Times • Dec. 23, 2025

At the same time, they generate electroluminescence with an extremely narrow spectral width.

From Science Daily • Dec. 5, 2025

"It's all thanks to JWST's exceptional sensitivity combined with high angular resolution that we're able to detect these faint spectral features associated with ices around such a distant protostar," Sewilo said.

From Science Daily • Nov. 12, 2025

This red shift, observed in the spectral lines of distant galaxies and interpreted as a Doppler effect, is the key to cosmology.

From "Cosmos" by Carl Sagan