coliphage: meaning, definition, pronunciation and examples

C2/Highly Technical
UK/ˈkəʊlɪfeɪdʒ/US/ˈkoʊlɪfeɪdʒ/

Specialist/Scientific (Academic, Medical, Microbiological)

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Quick answer

What does “coliphage” mean?

A virus that specifically infects and replicates within Escherichia coli bacteria.

Audio

Pronunciation

Definition

Meaning and Definition

A virus that specifically infects and replicates within Escherichia coli bacteria.

A bacteriophage (virus) whose natural host is the Escherichia coli bacterium; often used as a model system in molecular biology and genetics research.

Dialectal Variation

British vs American Usage

Differences

No difference in meaning, spelling, or usage. The term is used identically in both scientific communities.

Connotations

None beyond the scientific definition.

Frequency

Equally rare and exclusively technical in both regions. Primarily encountered in academic papers, microbiology labs, and advanced biology textbooks.

Grammar

How to Use “coliphage” in a Sentence

The [ADJ] coliphage [VERB] the bacteria.Researchers isolated a coliphage [PREP] [SOURCE].Coliphages are used [INFINITIVE].

Vocabulary

Collocations

strong
bacteriophageE. coliinfectreplicatelambda coliphageT4 coliphagelyticlysogenic
medium
virushostbacterialstrainassayplaque
weak
studyresearchmodelsystemisolationpresence

Examples

Examples of “coliphage” in a Sentence

verb

British English

  • The phage coliphaged the culture overnight.
  • The process of coliphaging the host cell is rapid.

American English

  • The virus coliphaged the E. coli strain.
  • We observed the bacteriophage coliphaging the bacteria.

adverb

British English

  • The culture was infected coliphagically.
  • The lysis occurred coliphagically.

American English

  • The virus spread coliphagically through the medium.
  • The genes were expressed coliphagically.

adjective

British English

  • The coliphage DNA was extracted for sequencing.
  • They conducted a coliphage assay on the water sample.

American English

  • They studied the coliphage lifecycle.
  • A coliphage plaque assay was performed.

Usage

Meaning in Context

Business

Virtually never used.

Academic

Common in microbiology, virology, genetics, and molecular biology research papers and lectures.

Everyday

Never used in everyday conversation.

Technical

The primary context. Used in lab protocols, scientific discussions, and technical reports on water quality (as indicator organisms).

Vocabulary

Synonyms of “coliphage”

Strong

bacteriophage (specific to E. coli)

Neutral

E. coli bacteriophage

Weak

bacterial virus (specific)

Vocabulary

Antonyms of “coliphage”

Watch out

Common Mistakes When Using “coliphage”

  • Mispronouncing as 'college-phage' or 'cool-i-fahj'.
  • Using it as a general term for any bacteriophage.
  • Misspelling as 'colyphage' or 'coliphague'.

FAQ

Frequently Asked Questions

No. Coliphages infect only specific bacteria (E. coli) and are not capable of infecting human cells.

They are found wherever their host bacteria (E. coli) live, especially in the intestines of warm-blooded animals and in environments contaminated with faecal matter, like wastewater.

They are simple model systems that have been crucial for discovering fundamental principles of molecular biology, such as DNA replication, gene regulation, and the structure of viruses.

Potentially, in phage therapy, which uses bacteriophages to treat bacterial infections. However, this is still an emerging field and not standard practice for human E. coli infections.

A virus that specifically infects and replicates within Escherichia coli bacteria.

Coliphage is usually specialist/scientific (academic, medical, microbiological) in register.

Coliphage: in British English it is pronounced /ˈkəʊlɪfeɪdʒ/, and in American English it is pronounced /ˈkoʊlɪfeɪdʒ/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None

Learning

Memory Aids

Mnemonic

Think of COLI (like E. coli bacteria) being invaded by a PHAGE (a virus that 'eats' or infects it) = COLI + PHAGE.

Conceptual Metaphor

A specialized predator or parasite (the phage) that hunts a specific prey (E. coli bacteria).

Practice

Quiz

Fill in the gap
A is a type of virus that specifically targets Escherichia coli bacteria.
Multiple Choice

What is a primary use of coliphages in environmental science?

Practise

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Five interactive tools to remember words, train your ear, and build vocabulary in real context — drawn from this dictionary.

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