spectrographic
Americanadjective
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These types of spectrographic analyses are a common means of figuring out the composition, and therefore origin, of different bodies int he solar system.
From Salon ● Apr. 28, 2023
That humans and other infant mammals are painfully dependent on their elders for survival is reflected in the distinctive spectrographic contours of a cry.
From New York Times ● Sep. 4, 2017
Nine months later the FBI belatedly removed the curb, and a spectrographic analysis revealed metallic residue consistent with that of the lead core in Oswald’s ammunition.
From Newsweek
It is difficult to measure the planet's water by spectrographic means because of spectrum lines caused by vapor in the Earth's air.
From Time Magazine Archive
Studies for the realisation of the "spectrographic" method were begun by Dr. Vogel and his able assistant, Dr. Scheiner, at Potsdam in 1887.
From A Popular History of Astronomy During the Nineteenth Century Fourth Edition by Agnes M. (Agnes Mary) Clerke
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