Implacable

im-PLAK-uh-buhl

Definition

(adjective) Unable to be appeased, calmed, or satisfied.

Example

Despite their apologies, she remained implacable in her anger.

Fun Fact

From Latin placare (“to calm or soothe”), “implacable” describes someone whose anger or opposition can’t be softened—often used for enemies, grief, or moral determination. In literature and politics, implacable forces resist persuasion or negotiation.

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