Longman Dictionary of Contemporary English homepage

Date: 1800-1900
Language: Latin
Origin: spectrum ( SPECTRUM) + English -scope (as in microscope)

spectroscope

 noun
     
Related topics: Physics
spec‧tro‧scope [countable]
HP an instrument used for forming and looking at spectra
—spectroscopy noun [uncountable]
—spectroscopic adjective
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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