noun
1.
an electronic device that you use to look for metal objects that are buried under the ground
2.
an electronic machine that is used, for example at an airport, to see if people are hiding metal objects such as weapons
noun
1.
an electronic device that you use to look for metal objects that are buried under the ground
2.
an electronic machine that is used, for example at an airport, to see if people are hiding metal objects such as weapons
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005