GROUND ZERO


Meaning of GROUND ZERO in English

noun [ U ]

1.

the point on the earth's surface where a nuclear bomb explodes

2.

Ground Zero the site of the World Trade Center in New York, destroyed on 11 September 2001

3.

the beginning; a starting point for an activity

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.