spectrographically

Adverb

not-comparable

By means of, or in terms of, spectrography.

Japanese Meaning

分光法を用いて / 分光法の観点から

The comet's composition was determined spectrographically, revealing unexpected concentrations of organic molecules.

その彗星の組成は分光学的に決定され、有機分子の予想外の高濃度が明らかになった。

Sense（1）

By means of, or in terms of, spectrography.