Bible Dictionaries
Spectrophone
Webster's Dictionary
(n.) An instrument constructed on the principle of the photophone and used in spectrum analysis as an adjunct to the spectroscope.
Copyright StatementThese files are public domain.
Text Courtesy of
BibleSupport.com. Used by Permission.
Bibliography Information
Webster, Noah. Entry for 'Spectrophone'. Noah Webster's American Dictionary. https://www.studylight.org/dictionaries/eng/web/s/spectrophone.html. 1828.