Did you know?

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

infection

 - 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 infection pronunciation in British English /ɪnˈfekʃ(ə)n/ 
Word Forms
Close
singularinfection
pluralinfections
  1. [uncountable] the process of becoming infected with a disease

    Breast milk can help protect babies against infection.

    There are many things you can do to reduce your risk of infection.

    1. a.
      [countable] a disease or other medical condition that is caused by bacteria or by a virus or a parasite

      Most throat infections are caused by viruses.

      The infection spread to his lungs.

Open Dictionary

selfie stick

an expandable stick which you attach to a mobile phone or camera to help you take a selfie …

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