also a~
(etiologies)
The ~ of a disease or a problem is the study of its causes.
...the ~ of psychiatric disorder.
N-VAR: oft the N of n
also a~
(etiologies)
The ~ of a disease or a problem is the study of its causes.
...the ~ of psychiatric disorder.
N-VAR: oft the N of n
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012