English Reference

Word

disease

Phoneticsdis·ease, stress on the second syllable

US/dɪˈziz/

UK/dɪzˈiːz/

Definitions

01illness

A2 · Elementary Countable noun Medicine

n. an illness or medical condition that stops the body or mind from working correctly.

n. a specific pathological condition with a characteristic set of signs and symptoms; it may affect the whole body or any of its parts.

“The doctor explained that the disease could be treated with medicine.”

“Researchers are working to identify the genetic markers that make certain populations more susceptible to the disease.”

Pitfall

He is suffering from a heart's disease.

He is suffering from heart disease.

When naming a type of disease, use the noun as a modifier (heart disease, lung disease) rather than a possessive form.

Synonyms

Antonyms

02social problem

C1 · Advanced Countable noun Literary

n. a harmful or bad situation in society or in a person's character.

n. a harmful or corrupting condition or influence within a social or moral context.

“Greed was described as a disease that was destroying the city.”

“The philosopher argued that apathy was a moral disease that threatened the very foundations of democratic society.”

03to infect

C2 · Proficiency Medicine Formal

v. to make someone or something sick with a disease.

v. to infect with a pathogen or to cause a diseased state.

“The contaminated water began to disease the local wildlife.”

“The pathogen was specifically engineered to disease the crops without affecting the local insect population.”

Antonyms

Collocations

Common phrases and expressions where native English speakers use the word “disease” in context.

01. disease outbreaks 02. disease cancer 03. disease research 04. disease spread 05. disease surveillance

Etymology

From Middle English disese, from Anglo-Norman desese, disaise, from Old French desaise, from des- + aise. Displaced native Middle English adle, audle (“disease”) (from Old English ādl (“disease, sickness”), see adle), Middle English cothe, coathe (“disease”) (from Old English coþu (“disease”), see coath). By surface analysis, dis- + ease.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Related words

Idioms

Domain

Medicine

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.A2 KeyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.3.0–4.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 2.0–2.524–43TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.225–549
Frequency
Very common
Level
A2 · ElementaryOxford
Updated

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