In a company or other organization, the ~ department is the department with responsibility for the recruiting, training, and welfare of the staff. ~ is an abbreviation for ‘human resources’. (BUSINESS)
HR
Meaning of HR in English
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012