Where does “nonmuseum” come from?

nonmuseum (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.

nonmuseum (English): Not of or pertaining to a museum

Definitions

Not of or pertaining to a museum

Ancestry of “nonmuseum”, step by step

nonmuseum 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 museum

Step	Language	Word	Meaning
1	English	museum	A building or institution dedicated to the...
2	Latin	mūsēum	a place or temple devoted to the Muses
3	Ancient Greek	μουσεῖον	a home of music poetry; a museum, a...
4	Ancient Greek	μοῦσα	Alternative letter-case form of Μοῦσᾰ; music,...

Every word from Proto-Indo-European óynos →Every word from Old Latin noenum →Every word from Latin nōn →