Where does “spettrografo” come from?

spettrografo (Italian) comes from Italian spettro, from Latin spectrum, from Ancient Greek σκοπέω, from Ancient Greek σκοπός, from Ancient Greek σκέπτομαι, from Proto-Hellenic sképťomai, from Proto-Indo-European spéḱyeti, from Proto-Indo-European speḱ- — to see, to look, to observe.

spettrografo (Italian): spectrograph

Definitions

spectrograph

Ancestry of “spettrografo”, step by step

Step	Language	Word	Meaning
1	Italian	spettro	spectre, ghost, phantom; spectre; spectrum
2	Latin	spectrum	appearance, image; apparition, specter
3	Ancient Greek	σκοπέω	I look, look at, behold; I examine, inspect; 413...
4	Ancient Greek	σκοπός	watcher, lookout; protector, guardian; spy, scout
5	Ancient Greek	σκέπτομαι	I look at, examine; I examine, consider, think
6	Proto-Hellenic	sképťomai	to look at
7	Proto-Indo-European	spéḱyeti	to be looking at, to keep looking at
8	Proto-Indo-European	speḱ-	to see, to look, to observe

Words derived from “spettrografo”

astrospettrografo

Every word from Proto-Indo-European speḱ- →