Definition of "spectrographic" [spectrographic]

• Of or pertaining to spectrography or spectrographs (adjective)

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• ""spectrographic" method were begun by Dr. Vogel and his able assistant,"
• "A peephole made of processed sapphire will allow sensors to take spectrographic readings."
• "So, after years of looking, I finally scored a bottle of Dogfish Head Chateau Jiahu, yet another Dogfish Head triumph of experimental, molecular, and forensic archaeology and spectrographic analysis."