Where does “μονοήμερος” come from?

μονοήμερος (Greek) comes from Greek ημέρα, from Ancient Greek Ἡμέρα, from Ancient Greek ἦμαρ, from Proto-Hellenic ā́mər, from Proto-Indo-European h₂eh₃mr̥, from Proto-Indo-European h₂eh₃- — to be hot; to burn.

μονοήμερος (Greek): one-day lasting one day

Definitions

one-day lasting one day

Ancestry of “μονοήμερος”, step by step

μονοήμερος traces back through two separate lines of ancestry.

via Greek ημέρα

Step	Language	Word	Meaning
1	Greek	ημέρα	day; hours of daylight
2	Ancient Greek	Ἡμέρα	—
3	Ancient Greek	ἦμαρ	day; by day; midday
4	Proto-Hellenic	ā́mər	day
5	Proto-Indo-European	h₂eh₃mr̥	heat
6	Proto-Indo-European	h₂eh₃-	to be hot; to burn

via Greek μονός

Step	Language	Word	Meaning
1	Greek	μονός	single, with one part or element; odd
2	Ancient Greek	μόνος	alone, forsaken, solitary; only; unique
3	Ancient Greek	σπέρμα	seed; semen, sperm; seed-time, sowing
4	Proto-Hellenic	*spérmə	—

Every word from Proto-Indo-European h₂eh₃- →Every word from Proto-Indo-European h₂eh₃mr̥ →Every word from Proto-Hellenic ā́mər →