12 letters · 23 points in Scrabble
noun the use of spectroscopes to analyze spectra
originEtymology tree Proto-Indo-European *speḱ- Proto-Indo-European *-yeti Proto-Indo-European *spéḱyeti Proto-Italic *spekjō Latin speciō Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Italic *-trom Latin -trum Latin spectrumbor. English spectrum English spectro- ▲ Proto-Indo-European *spéḱyeti Proto-Hellenic *sképťomai Ancient Greek σκέπτομαι (sképtomai) Proto-Indo-European *-ós…
Etymology from Wiktionary, CC BY-SA 3.0