If you describe a person or their efforts as ~, you approve of them because they continue what they are doing without slowing down or stopping.
...an ~ fighter for justice, democracy and tolerance.
= tireless
ADJ: usu ADJ n approval
If you describe a person or their efforts as ~, you approve of them because they continue what they are doing without slowing down or stopping.
...an ~ fighter for justice, democracy and tolerance.
= tireless
ADJ: usu ADJ n approval
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012