Standard Lemma guide

FBI

name · noun · 6 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.

  • /ˈɛf.biː.aɪ/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: EH1 F B IY1 AY1 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

name

Meaning 1

Initialism of Federal Bureau of Investigation.

Definition source: English Wiktionary via Wiktextract

Usage: US, abbreviation, alt-of, initialism

Topics: government, law-enforcement

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

name

Meaning 2

Federation of British Industry (1916–1965), forerunner of CBI (Confederation of British Industry).

Definition source: English Wiktionary via Wiktextract

Usage: UK

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

name

Meaning 3

fire behaviour index

Definition source: English Wiktionary via Wiktextract

Usage: Australia

Topics: climatology, firefighting, government, meteorology, natural-sciences, weather

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Fixed-bit index.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

Female body inspector.

Definition source: English Wiktionary via Wiktextract

Usage: US, humorous

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

a federal law enforcement agency that is the principal investigative arm of the Department of Justice

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Federal Bureau of Investigation

Antonyms: none provided

Broader terms: law enforcement agency

History

Etymology

No etymology was provided for this word.

Across languages

Translations

26 source translations are retained for this English entry.

  • Arabic: إِف بِي أَي (ʔif bī ʔay) — Federal Bureau of Investigation
  • Armenian: ՀԴԲ (HDB) — Federal Bureau of Investigation
  • Bulgarian: ФБР (FBR) — Federal Bureau of Investigation
  • Chinese Mandarin: 聯邦調查局 /联邦调查局 (liánbāng diàochájú) — Federal Bureau of Investigation
  • Dutch: FBI — Federal Bureau of Investigation
  • French: FBI — Federal Bureau of Investigation
  • Galician: FBI — Federal Bureau of Investigation
  • German: FBI — Federal Bureau of Investigation
  • Hindi: एफ़ बी आई (ef bī āī) — Federal Bureau of Investigation
  • Indonesian: FBI — Federal Bureau of Investigation
  • Japanese: エフ・ビー・アイ (efu-bī-ai) — Federal Bureau of Investigation
  • Japanese: 連邦捜査局 (renpō sōsakyoku) — Federal Bureau of Investigation
  • Korean: 연방수사국 (yeonbangsusaguk) — Federal Bureau of Investigation
  • Macedonian: Еф-би-ај (Ef-bi-aj) — Federal Bureau of Investigation
  • Macedonian: Федерално истражно биро (Federalno istražno biro) — Federal Bureau of Investigation
  • Marathi: एफ्.बी.आय्. (eph.bī.āy.) — Federal Bureau of Investigation
  • Mongolian: ХМТ (XMT) — Federal Bureau of Investigation
  • Mongolian: Холбооны мөрдөх товчоо (Xolboony mördöx tovčoo) — Federal Bureau of Investigation
  • Navajo: Wááshindoon bisiláo nidaʼałkaahígíí — Federal Bureau of Investigation
  • Persian: افبیآی (ef-bi-ây) — Federal Bureau of Investigation
  • Portuguese: FBI — Federal Bureau of Investigation
  • Romanian: FBI — Federal Bureau of Investigation
  • Russian: ФБР (FBR) — Federal Bureau of Investigation
  • Russian: Федера́льное бюро́ рассле́дований (Federálʹnoje bjuró rasslédovanij) — Federal Bureau of Investigation
  • Spanish: FBI — Federal Bureau of Investigation
  • Thai: เอฟบีไอ — Federal Bureau of Investigation