implacability.

An unyielding refusal to be pacified, persuaded to relent, or reconciled.

Use it for

Words that belong together

• implacability of opposition
• an air of implacability
• meet implacability

On the page

The letter’s courtesy did nothing to hide the implacability of her refusal.

He had mistaken silence for uncertainty until he encountered its implacability.

Usage notes

Primary category: psychological / character. Forms: Usually uncountable. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.