CORNERSTONE


Meaning of CORNERSTONE in English

also corner-stone

(~s)

The ~ of something is the basic part of it on which its existence, success, or truth depends. (FORMAL)

Research is the ~ of the profession.

= keystone

N-COUNT: oft N of n

Collins COBUILD.      Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) .