0 very determined and refusing to be defeated by problems:
Like most successful politicians, she is pertinacious and single-minded in the pursuit of her goals.
I doubt whether there are a great many of us here who would not be pertinacious, and determined to continue to be so, when we thought it was necessary.
I know of few people who have occupied his office who have been more assiduous or more pertinacious in following up any matter that he thinks requires a remedy.
I am most grateful to him for being so pertinacious as to bring it up again, for obviously the matter to which it refers is of concern to us all.
I believe that a great many accidents, as has been said to-day, can be avoided by more pertinacious research.
I am sorry to be rather pertinacious about this, but we are entitled to have the information.
It was evident that any serious opposition would be fatal and unfortunately a most pertinacious opposition arose.
The holding of a referendum was secured by the pertinacious efforts of a few people.
He has been extremely pertinacious about this matter.
