1. [ adjective ] not to be placated or appeased or moved by entreaty
Synonyms: grim relentless stern unforgiving unrelenting unappeasable

"grim determination" "grim necessity" "Russia's final hour, it seemed, approached with inexorable certainty" "relentless persecution" "the stern demands of parenthood

Related terms: implacable
2. [ adjective ] not capable of being swayed or diverted from a course; unsusceptible to persuasion
Synonyms: adamant intransigent adamantine

"he is adamant in his refusal to change his mind" "Cynthia was inexorable she would have none of him"- W.Churchil

Related terms: inflexible
Similar spelling:   inexorably