Where does “unalteration” come from?

unalteration (English) comes from English Alteration, from Old French alteracion, from Latin alteratio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis- — small stone, pebble; gravel, rubble.

unalteration (English): Lack of alteration; the state of remaining unchanged

Definitions

  1. Lack of alteration; the state of remaining unchanged

Ancestry of “unalteration”, step by step

unalteration traces back through two separate lines of ancestry.

via English Alteration

StepLanguageWordMeaning
1EnglishAlterationThe act of altering or making different
2Old Frenchalteracionalteration; change
3Latinalteratioalteration, change
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 un

StepLanguageWordMeaning
1EnglishunOne
Every word from Ancient Greek χάλιξ