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pathogen

noun

Simple meaning

Any disease-producing agent.

Pronunciation

Say it like this:

pathuhjuhn

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US device voice
IPA pronunciation (US)

ˈpæθədʒən

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

noun

  1. pathologyimmunology

    Any disease-producing agent (especially a virus or bacterium or other microorganism)

  2. pathologyimmunology

    An agent that can cause disease, especially an infectious microorganism, such as a bacterium, virus, protozoon or fungus.

Word at a Glance

Difficulty
B2 · Upper Intermediate (estimated)
Frequency
Uncommon
Formality
Technical

Word Aura™

How this word commonly comes across.

This meaning: Any disease-producing agent (especially a virus or bacterium or other microorganism)

Used this way, pathogen is a specialist word with a faintly unfavourable edge. This is a clinical use: it belongs to medical description, where it is factual rather than emotive.

Emotional tone
Slightly negative
Formality
Specialist/technical
Intensity
Moderate
How common
Specialized
Connotation
Critical or judgemental
Usage feel
Clinical and detached

Where it naturally appears

  • Medicine/healthcare
  • Science
  • Technical/specialist writing

Usage note

In general conversation this sense usually needs explaining — outside its field, people reach for a plainer word.

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

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Common Patterns and Combinations

How this word naturally appears with others.

specific pathogenhuman pathogenplant pathogenbacterial pathogenfungal pathogencommon pathogenpathogen populationparticular pathogen

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.