Where does “nonreversion” come from?

nonreversion (English) comes from English reversion, from Old French reversion, from Latin reversio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis- — small stone, pebble; gravel, rubble.

nonreversion (English): Lack of reversion; failure to revert

Definitions

  1. Lack of reversion; failure to revert

Ancestry of “nonreversion”, step by step

nonreversion traces back through two separate lines of ancestry.

via English reversion

StepLanguageWordMeaning
1EnglishreversionThe action of reverting something; The action of...
2Old Frenchreversionreturn; act of going back; return; act of giving...
3LatinreversioThe act of turning back (before reaching a destination), return
4Latin-tiōtion, -ation, -ing
5Latindissertātiō(spoken) dissertation, discourse, disquisition
6Latindissertusarranged, disposed; explained
7Latindissereresecond-person singular future passive indicative...
8Latindis-asunder, apart, in two; reversal, removal;...
9Latincalceusshoe
10Latincalxlimestone; chalk; the finish line
11Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-
nonreversion — Etymology, Origin & Word History | Etymology Explorer