Where does “inoperational” come from?

inoperational (English) comes from English operational, from English operation, from Middle English operacioun, from Old French operacion, from Latin operātiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus — small stone, pebble; gravel, rubble.

inoperational (English): Not operational

Definitions

  1. Not operational

Ancestry of “inoperational”, step by step

inoperational traces back through two separate lines of ancestry.

via English operational

StepLanguageWordMeaning
1EnglishoperationalOf or relating to operations, especially military...
2EnglishoperationThe method by which a device performs its...
3Middle Englishoperaciounoperation
4Old Frenchoperacionaction; act; operation
5Latinoperātiōoperation
6Latin-tiōtion, -ation, -ing
7Latindissertātiō(spoken) dissertation, discourse, disquisition
8Latindissertusarranged, disposed; explained
9Latindissereresecond-person singular future passive indicative...
10Latindis-asunder, apart, in two; reversal, removal;...
11Latincalceusshoe
12Latincalxlimestone; chalk; the finish line
13Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English in

StepLanguageWordMeaning
1EnglishinUsed to indicate location, inclusion, or position...
2Middle EnglishinAny kind of accomodation; particularly; A home or...
3Old Englishinin; Alternative form of inn
4Proto-West Germanic*in
Every word from Ancient Greek χάλιξ
inoperational — Etymology, Origin & Word History | Etymology Explorer