0 extremely determined; never becoming weaker or admitting defeat:
She will be remembered as an unrelenting opponent of racial discrimination.
1 extremely determined; never weakening or ending:
unrelenting toughness/opposition
He was known to be tough and unrelenting, and he could be ruthless and vindictive.
The unrelenting recitation of facts and statistics in the text and tables threatens to overwhelm the reader.
He is forced to face the unrelenting facts-political, economic and existential.
I suspect this attitude was often not easy to maintain in the face of the unrelenting bad weather.
It is fair to assume that most patients are educable on these issues, and unrelenting pain should be an effective motivational tool.
The working party found itself needing to accommodate an unrelenting demand for a particular kind of knowledge and understanding.
These reformers, however, are set apart by their unrelenting emphasis on the doctrine.
The model of extreme social polarization and unrelenting immizeration of the popular classes leaves virtually no role for any middling strata.