Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “wiki”


noun [C]  /ˈwɪk·i/ us  
a place on the Internet where anyone can add new information, or change information that is already there: However, staffers who need to regularly update content prefer a wiki because it is simple to use and edit.
(Definition of wiki from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of wiki?
Add Cambridge dictionaries to your browser to your website

Definitions of “wiki” in other dictionaries

Word of the Day


an alcoholic drink made from apples

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More