Phrase guide

ground zero

name · noun · 7 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˌɡɹaʊnd ˈzɪəɹəʊ/
  • General-American: /ˌɡɹaʊnd ˈzɪɚ(ˌ)oʊ/
  • General-American: /-ˈzi(ˌ)ɹoʊ/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -ɪəɹəʊ

1

name

Meaning 1

The site of the former World Trade Center towers in New York City destroyed on 11 September 2001.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Originally, the point on the land or water surface below which a nuclear bomb detonates in the air; now also the point on such a surface at or above the detonation.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

The location of any disaster or violent assault.

Definition source: English Wiktionary via Wiktextract

Usage: broadly, countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

The point at which something begins.

Definition source: English Wiktionary via Wiktextract

Usage: countable, figuratively, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

the point of detonation (or above or below) of a nuclear weapon

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: point

6

noun

Meaning 6

the site of the World Trade Center before it was destroyed

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: site, land site

7

noun

Meaning 7

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

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: target, target area

History

Etymology

From the general term ground zero.

From ground + zero, first attested in a June 1946 a report by the United States Strategic Bombing Survey on the atomic bombing of Hiroshima and Nagasaki, Japan, on August 6 and 9, 1945, during World War II. “Zero” was used as the code name for the location of the Trinity atomic bomb test – the first detonation of a nuclear weapon – in New Mexico, USA, on July 16, 1945.

Across languages

Translations

38 source translations are retained for this English entry.

  • Esperanto: Nultero — site of former World Trade Center
  • German: Ground Zero — site of former World Trade Center
  • Polish: Ground Zero — site of former World Trade Center
  • Spanish: sitio del ex Centro Mundial Mercantil — site of former World Trade Center
  • Basque: zero gune — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Chinese Mandarin: 爆心投影點 /爆心投影点 (bàoxīn tóuyǐngdiǎn) — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Chinese Mandarin: 原爆點 /原爆点 (yuánbàodiǎn) — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Dutch: maalde nul — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Esperanto: nultero — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Estonian: plahvatuse epitsenter — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Finnish: nollapiste — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • French: point zéro — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • German: Bodennullpunkt — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Hebrew: גראונד זירו — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Hungarian: epicentrum — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Italian: terra zero — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Japanese: グラウンドゼロ (guraundozero) — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Japanese: 爆心地 (bakushinchi) — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Japanese: 爆心地点 (bakushin-chiten) — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Japanese: 落下地点 (rakka chiten) — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Korean: 그라운드 제로 (geuraundeu jero) — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Korean: 폭심지 (poksimji) — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Korean: 원폭점 (wonpokjeom) — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Latin: solum nihil — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Latin: terra nihil — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Polish: strefa zero — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Portuguese: ponto de impacto — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Russian: эпице́нтр взрыва (epicéntr vzryva) — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Serbo-Croatian: ну̏лтӣ та̏чка — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Serbo-Croatian: површинска ну̏ла — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Serbo-Croatian: nȕltī tȁčka — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Serbo-Croatian: povrsinska nȕla — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Spanish: punto cero — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Spanish: tierra cero — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Spanish: zona cero — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Turkish: yer sıfır noktası — point on the land or water surface below, at, or above the detonation of a nuclear bomb
  • Polish: strefa zero — location of any disaster or violent assault
  • Polish: strefa zero — point at which something begins