Ground zero
volume
British pronunciation/ɡɹˈaʊnd zˈiəɹəʊ/
American pronunciation/ɡɹˈaʊnd zˈiəɹoʊ/
GZ

Definition & Meaning of "ground zero"

Ground zero
01

the exact location of a nuclear explosion

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Example
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Survivors recounted the devastation at ground zero of the atomic bomb blast in Hiroshima.
Rescue workers bravely entered ground zero to search for survivors amidst the rubble of the collapsed buildings.
02

the initial stage or place in which a significant event or activity happens or starts

example
Example
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The discovery of the new virus strain marked ground zero for the global pandemic.
The company's decision to relocate its headquarters marked ground zero for their expansion into international markets.
03

the site of the World Trade Center before it was destroyed

04

the target of a projectile (as a bomb or missile)

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