Unrelenting is an adjective that describes someone or something that is not willing to give up, like a person who tries fifty different types of ice cream in pursuit of the perfect flavor.

The word unrelenting usually describes a person who is stubborn and persistent in his efforts. An unrelenting person may also be unforgiving, such as a judge who will give the harshest sentence regardless of the sob story that the person on trial tells her. Unrelenting can also refer to non-human actions, like the unrelenting wind that finally led to a cancellation of your outdoor sailing competition or the unrelenting noise of the party that kept you awake all night.

Definitions of unrelenting

adj not to be placated or appeased or moved by entreaty

grim, inexorable, relentless, stern, unappeasable, unforgiving
incapable of being placated

adj never-ceasing

persistent, relentless
occurring without interruption; chiefly restricted to what recurs regularly or frequently in a prolonged and closely spaced series

adj harsh

possessing or displaying a distinctive feature to a heightened degree

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