Where does “noninterface” come from?

noninterface (English) comes from English non, from French non, from Old French non, from Latin nōn, from Old Latin noenum, from Proto-Indo-European óynos — one; single.

noninterface (English): Not an interface, or not belonging or relating to...

Definitions

Not an interface, or not belonging or relating to...

Ancestry of “noninterface”, step by step

noninterface traces back through two separate lines of ancestry.

via English non

Step	Language	Word	Meaning
1	English	non	Obsolete form of none
2	French	non	no; not; a no, a negative response
3	Old French	non	no; not; Alternative form of nom
4	Latin	nōn	not
5	Old Latin	noenum	—
6	Proto-Indo-European	óynos	one; single

via English interface

Step	Language	Word	Meaning
1	English	interface	The point of interconnection or contact between...
2	English	face	The front part of the head of a human or other...
3	Middle English	face	face; Alternative form of fass
4	Old French	face	face
5	Late Latin	facia	—

Every word from Proto-Indo-European óynos →