Standard Lemma guide

bacteriophage

noun · 2 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.

  • /bækˈtɪəɹ.ɪəʊˌfeɪd͡ʒ/
  • bâk'tîr'ē'ə'fāj
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -eɪdʒ

1

noun

Meaning 1

A virus that specifically infects bacteria.

Definition source: English Wiktionary via Wiktextract

Topics: biology, microbiology, natural-sciences, virology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a virus that is parasitic (reproduces itself) in bacteria

Definition source: Princeton WordNet 3.0

Examples

  • phage uses the bacterium's machinery and energy to produce more phage until the bacterium is destroyed and phage is released to invade surrounding bacteria

Meaning relationships

Synonyms: phage

Antonyms: none provided

Broader terms: virus

Narrower terms: coliphage, typhoid bacteriophage

History

Etymology

Borrowed from French bactériophage, coined by microbiologist Félix d'Hérelle, from bacterio- (“bacteria”) + -phage (“eater”).

Across languages

Translations

32 source translations are retained for this English entry.

  • Basque: bakteriofago — a virus that infects bacteria
  • Catalan: bacteriòfag — a virus that infects bacteria
  • Chinese Mandarin: 噬菌體 /噬菌体 (shìjūntǐ, shìjùntǐ) — a virus that infects bacteria
  • Czech: bakteriofág — a virus that infects bacteria
  • Danish: bakteriofag — a virus that infects bacteria
  • Finnish: bakteriofagi — a virus that infects bacteria
  • Finnish: faagi — a virus that infects bacteria
  • French: bactériophage — a virus that infects bacteria
  • German: Bakteriophage — a virus that infects bacteria
  • Greek: βακτηριοφάγος (vaktiriofágos) — a virus that infects bacteria
  • Greek: φάγος (fágos) — a virus that infects bacteria
  • Hindi: जीवाणुभोजी (jīvāṇubhojī) — a virus that infects bacteria
  • Hungarian: bakteriofág — a virus that infects bacteria
  • Icelandic: bakteríuveira — a virus that infects bacteria
  • Icelandic: faga — a virus that infects bacteria
  • Icelandic: gerilveira — a virus that infects bacteria
  • Icelandic: gerilæta — a virus that infects bacteria
  • Indonesian: bakteriofag — a virus that infects bacteria
  • Irish: baictéarafagach — a virus that infects bacteria
  • Japanese: バクテリオファージ (bakuteriofuāji) — a virus that infects bacteria
  • Kazakh: бактериофаг (bakteriofag) — a virus that infects bacteria
  • Korean: 박테리오파지 (bakteriopaji) — a virus that infects bacteria
  • Latin: bacteriophagum — a virus that infects bacteria
  • Latvian: bakteriofāgs — a virus that infects bacteria
  • Malay: bakteriofaj — a virus that infects bacteria
  • Norwegian Bokmål: bakteriofag — a virus that infects bacteria
  • Norwegian Nynorsk: bakteriofag — a virus that infects bacteria
  • Polish: bakteriofag — a virus that infects bacteria
  • Portuguese: bacteriófago — a virus that infects bacteria
  • Spanish: bacteriófago — a virus that infects bacteria
  • Turkish: bakteriyofaj — a virus that infects bacteria
  • Vietnamese: thực khuẩn thể — a virus that infects bacteria