Definition of "spectroscopic" [spec•tro•scop•ic]

• Of, or relating to spectroscopy or to a spectroscope. (adjective)

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• "Karlik worked with them as experts in spectroscopic analyses."
• "Professor R.B. Frost, eminent in spectroscopic work, is the Director of this great observatory."
• "The program will also lead to the identification of new, close binaries that will be targets of long term spectroscopic and high angular resolution observations to determine their masses and distances."