noun
- the quality of holding firmly to an opinion or course of action; stubborn persistence
Usage: plural form of pertinacity; formal
Examples
- The lawyer’s pertinacities in pursuing the case eventually led to victory.
- Her pertinacities in defending unpopular causes made her both admired and criticized.
- The committee grew tired of his pertinacities during every meeting.
- Despite facing opposition, their pertinacities in reform efforts never wavered.
- The historian noted the pertinacities of various political movements throughout the century.
- Teachers sometimes mistake students’ pertinacities for simple defiance.