Where does “interminably” come from?

Interminably comes from Middle French interminable, from Latin interminabilis, formed from the prefix in- and Latin terminabilis, meaning "unable to be terminated or limited."

interminably (English): in an interminable manner; endlessly

Definitions

in an interminable manner; endlessly

Ancestry of “interminably”, step by step

Step	Language	Word	Meaning
1	English	interminable	Existing or occurring without interruption or...
2	Middle French	interminable	—
3	Late Latin	interminabilis	interminable, endless
4	Latin	in-	un-, non-, not; in, within, inside
5	Latin	in	in, at, on, upon, from; within, while in; into,...
6	Old Latin	en	in
7	Proto-Italic	en	in
8	Proto-Indo-European	h₁én	in

Every word from Proto-Indo-European h₁én →