Did you know?

Click any word in a definition or example to find the entry for that word

disease

 - definition
 
 
 
Close

What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

Close

Thesaurus

The thesaurus of synonyms and related words is fully integrated into the dictionary entries. Click on the T button in an entry to review the synonyms and related words for that meaning.

more
noun British English pronunciation: disease /dɪˈziːz/ 
Word Forms
Close
singulardisease
pluraldiseases
  1. 1
    [countable/uncountable] an illness that affects people or animals, especially one that is caused by infection
    disease of:

    a disease of the nervous system

    diseases of horses/cattle/sheep

    suffer from a disease:

    Studies have revealed that fewer vegetarians suffer from heart disease.

    cause a disease:

    Smoking can cause fatal diseases.

    combat disease:

    the way that the body's immune system combats disease

    contract a disease (=to become infected with it):

    Young people are most at risk of contracting the disease.

food rave

a very large party where people eat, sell or share many different types of food, usually held outside or in a large public building

BuzzWord Article

Word of the Day

decrepit

old and no longer in good condition

Open Dictionary

dead white (European) male

a man … whose achievements may have been overestimated because he belonged to the gender and ethnic group … that was dominant at the time

add a word

Blog

A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog