(~s)
A ~ is a school association run by some of the parents and teachers to discuss matters that affect the children and to organize events to raise money. ~ is an abbreviation for ‘parent-teacher association’.
N-COUNT
(~s)
A ~ is a school association run by some of the parents and teachers to discuss matters that affect the children and to organize events to raise money. ~ is an abbreviation for ‘parent-teacher association’.
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012