(~s)
A ~ is an electronic machine used mainly by the police to find out whether a suspect is telling the truth.
...the results of a ~ test.
= polygraph
N-COUNT: oft N n
(~s)
A ~ is an electronic machine used mainly by the police to find out whether a suspect is telling the truth.
...the results of a ~ test.
= polygraph
N-COUNT: oft N n
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012