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spectroscopically

  • a word derived from spectroscope.
    spectroscope
    noun
    an optical device for producing and observing a spectrum of light or radiation from any source, consisting essentially of a slit through which the radiation passes, a collimating lens, and an Amici prism.

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They estimate that the approach could improve cosmological constraints by as much as a factor of four compared with traditional techniques that depend only on a relatively small sample of spectroscopically observed supernovae.

From Science Daily ● Jun. 29, 2026

The 3D analysis identifies spectroscopically distinct zones on the planet's permanent dayside, which always faces the star because the planet is tidally locked.

From Science Daily ● Nov. 2, 2025

While they are falling, they can be detected individually by a laser, and then interrogated spectroscopically.

From Economist ● Jan. 26, 2017

Given that only about 5% of the galaxies visible in the Hubble Deep Field are bright enough for astronomers to study spectroscopically, they need to make the most of the other 95%.

From Textbooks ● Oct. 13, 2016

Uranus and Neptune are difficult to observe spectroscopically, but appear to have peculiar spectra agreeing together.

From History of Astronomy by George Forbes

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