unalterationn.
Origin: Formed within English, by derivation. Etymons: un- prefix1, alteration n.
Etymology: < un- prefix1 + alteration n.Previous versions of the OED give the stress as: unalteˈration.
a1676 M. Hale (1677) i. iii. 86 The supposition..of any corruptible or alterable Being, in a state of incorruption or unalteration.
This entry has not yet been fully updated (first published 1921; most recently modified version published online March 2021).