spec·​tro·​scope | \ˈspek-trə-ˌskōp \

Definition of spectroscope 

: an instrument for forming and examining spectra especially in the visible region of the electromagnetic spectrum

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Other Words from spectroscope

spectroscopic \ˌspek-​trə-​ˈskä-​pik \ adjective
spectroscopically \ˌspek-​trə-​ˈskä-​pi-​k(ə-​)lē \ adverb
spectroscopist \spek-​ˈträ-​skə-​pist \ noun

Examples of spectroscope in a Sentence

Recent Examples on the Web

The Webb will include a more advanced spectroscope capable of peering even deeper into time. Jason Daley, Smithsonian, "Behold Hubble’s Best Image of a Distant Galaxy Yet," 19 Jan. 2018 But a bright yellow line seen through the spectroscope, initially thought to be an identifier of sodium, did not match the wavelength of sodium. Kenneth Chang, New York Times, "The Illuminating Power of Eclipses," 14 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'spectroscope.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of spectroscope

1861, in the meaning defined above

History and Etymology for spectroscope

International Scientific Vocabulary

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Time Traveler for spectroscope

The first known use of spectroscope was in 1861

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English Language Learners Definition of spectroscope

: a device that is used to measure the properties of light


spec·​tro·​scope | \ˈspek-trə-ˌskōp \

Medical Definition of spectroscope 

: an instrument for forming and examining optical spectra

Other Words from spectroscope

spectroscopic \ˌspek-​trə-​ˈskäp-​ik \ adjective
spectroscopically \-​i-​k(ə-​)lē \ adverb

More from Merriam-Webster on spectroscope

Rhyming Dictionary: Words that rhyme with spectroscope

Britannica.com: Encyclopedia article about spectroscope

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to enclose within walls

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