Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “ground zero”

ground zero

noun uk   us  
[C usually singular] the exact place where a nuclear bomb explodes: The blast was felt as far as 30 miles from ground zero.Places and locationsUnpleasant places Ground Zero the place where the World Trade Center stood in New York City before it was destroyed in an attack on 11 September, 2001Places and locationsUnpleasant places
(Definition of ground zero from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of ground zero?
Browse related topics

You are looking at an entry to do with Places and locations, but you might be interested in these topics from the Locations topic area:

Add Cambridge dictionaries to your browser to your website

Definitions of “ground zero” in other dictionaries

Word of the Day

improvisation

a performance that an actor, musician, etc. has not practised or planned

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More