mononucleosis: meaning, definition, pronunciation and examples

Low-Frequency
UK/ˌmɒnəʊˌnjuːklɪˈəʊsɪs/US/ˌmɑːnoʊˌnuːkliˈoʊsɪs/

Formal, Medical, Academic

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Quick answer

What does “mononucleosis” mean?

An infectious illness causing fever, sore throat, swollen lymph nodes, and fatigue.

Audio

Pronunciation

Definition

Meaning and Definition

An infectious illness causing fever, sore throat, swollen lymph nodes, and fatigue.

A viral infection, primarily caused by the Epstein-Barr virus, characterised by an increase of mononuclear white blood cells in the bloodstream. It often affects adolescents and young adults and is commonly known as 'kissing disease' due to its transmission through saliva.

Dialectal Variation

British vs American Usage

Differences

No significant difference in meaning or usage. The medical term is identical.

Connotations

Identical connotations as a specific, sometimes severe illness.

Frequency

Slightly higher likelihood of encountering the colloquialism 'glandular fever' in British English, though 'mononucleosis' is fully understood.

Grammar

How to Use “mononucleosis” in a Sentence

Patient {has/contracts/suffers from} mononucleosis.Mononucleosis {is diagnosed/treated/caused by}...

Vocabulary

Collocations

strong
infectious mononucleosisacute mononucleosisdiagnose mononucleosissymptoms of mononucleosisEpstein-Barr virus mononucleosis
medium
recover from mononucleosistreat mononucleosisa case of mononucleosismononucleosis patient
weak
bad mononucleosisgot mononucleosismononucleosis outbreak

Examples

Examples of “mononucleosis” in a Sentence

verb

British English

  • [No standard verb form]

American English

  • [No standard verb form]

adverb

British English

  • [No standard adverb form]

American English

  • [No standard adverb form]

adjective

British English

  • mononucleotic

American English

  • mononucleotic

Usage

Meaning in Context

Business

Used primarily in sick leave or health insurance contexts: 'He is on extended leave due to mononucleosis.'

Academic

Common in medical, biological, and public health texts discussing virology, epidemiology, or clinical symptoms.

Everyday

Rare in casual talk unless discussing personal health; informal 'mono' is more common: 'She's home with mono.'

Technical

The standard term in medical diagnosis, research, and clinical communication.

Vocabulary

Synonyms of “mononucleosis”

Strong

infectious mononucleosis (IM)Pfeiffer's disease

Weak

the kissing diseasemono (informal abbreviation)

Vocabulary

Antonyms of “mononucleosis”

Watch out

Common Mistakes When Using “mononucleosis”

  • Mispronunciation: e.g., 'mono-nuke-lee-osis'.
  • Misspelling: 'mononucleosus', 'mononeucleosis'.
  • Using it as a synonym for general tiredness: 'I'm just tired, not mononucleosis.'

FAQ

Frequently Asked Questions

Yes, 'glandular fever' is the common term for mononucleosis in British English, while 'mono' is common in American English.

It is often spread through saliva, which is why it's nicknamed the 'kissing disease'. It can also spread through sharing drinks, utensils, or toothbrushes.

There is no specific antiviral treatment. Management focuses on rest, hydration, and over-the-counter medications for pain and fever. Avoiding contact sports is crucial due to the risk of spleen rupture.

It is very rare. After infection, the Epstein-Barr virus remains dormant in the body, but reactivation typically does not cause symptoms in healthy individuals.

An infectious illness causing fever, sore throat, swollen lymph nodes, and fatigue.

Mononucleosis is usually formal, medical, academic in register.

Mononucleosis: in British English it is pronounced /ˌmɒnəʊˌnjuːklɪˈəʊsɪs/, and in American English it is pronounced /ˌmɑːnoʊˌnuːkliˈoʊsɪs/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • [No common idioms for this medical term]

Learning

Memory Aids

Mnemonic

Think 'MONO' (one) + 'NUCLE' (nucleus, core) + 'OSIS' (condition) → a condition affecting one type of white blood cell (mononuclear).

Conceptual Metaphor

ILLNESS IS AN INVADER / ILLNESS IS A BURDEN.

Practice

Quiz

Fill in the gap
After weeks of fatigue and a persistent sore throat, her physician ordered a test for .
Multiple Choice

Which of the following is a primary cause of mononucleosis?

Practise

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