Where does “coma” come from?

coma (Italian) comes from Latin comma, from Ancient Greek κόμμα, from Ancient Greek κόπτω, from Proto-Indo-European (s)kep- — to grave, to strike; to chop, to dig; to grave,...

coma (Italian): Synonym of chioma; coma; Alternative form of...

Definitions

Synonym of chioma; coma; Alternative form of...

Ancestry of “coma”, step by step

coma traces back through 3 separate lines of ancestry.

via Latin comma

Step	Language	Word	Meaning
1	Latin	comma	a caesura
2	Ancient Greek	κόμμα	a stamp or impression of a coin, coinage; that...
3	Ancient Greek	κόπτω	strike; cut; shake
4	Proto-Indo-European	(s)kep-	to grave, to strike; to chop, to dig; to grave,...

via Latin coma

Step	Language	Word	Meaning
1	Latin	coma	The hair of the head; foliage
2	Ancient Greek	κόμη	hair of the head
3	Latin	κομεω	to care for

via Ancient Greek κῶμα

Step	Language	Word	Meaning
1	Ancient Greek	κῶμα	deep sleep; lethargy; coma
2	Proto-Indo-European	ḱumbʰ-	—

Every word from Proto-Indo-European (s)kep- →Every word from Ancient Greek κόπτω →Every word from Ancient Greek κόμμα →