Where does “microfine” come from?

microfine (English) comes from English fine, from German fein, from Middle High German fīn, from Old French fin, from Latin fīnis, from Proto-Indo-European dʰnh₂-.

microfine (English): Extremely fine

Definitions

Extremely fine

Ancestry of “microfine”, step by step

microfine traces back through two separate lines of ancestry.

via English fine

Step	Language	Word	Meaning
1	English	fine	Senses referring to subjective quality; Senses...
2	German	fein	fine; fine; very good; as it should be; refined;...
3	Middle High German	fīn	—
4	Old French	fin	fine, delicate
5	Latin	fīnis	end
6	Proto-Indo-European	dʰnh₂-	—

via English micro

Step	Language	Word	Meaning
1	English	micro	Small, relatively small; short form of...
2	Ancient Greek	μικρός	little, small
3	Proto-Indo-European	mēy-	soft, tender, dear

Every word from Proto-Indo-European dʰnh₂- →