A ~ amount or part of something is a fairly large amount or part of it, often more than was expected. (FORMAL)
Laski spent a ~ part of his lecturing life in American universities.
= substantial
ADJ: ADJ n
A ~ amount or part of something is a fairly large amount or part of it, often more than was expected. (FORMAL)
Laski spent a ~ part of his lecturing life in American universities.
= substantial
ADJ: ADJ n
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012