Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “fundamentalism”


noun [U]     /ˌfʌn.dəˈmen.təl.ɪ.zəm/ US  /-t̬əl-/
the belief in old and traditional forms of religion , or the belief that what is written in a holy book , such as the Christian Bible , is completely true : Recent years have witnessed a growth in religious fundamentalism.Religious beliefs and atheistic beliefs fundamentalist     /-ɪst/ noun [C] Followers of religious groups fundamentalist     /-ɪst/ adjective Religious beliefs and atheistic beliefs
(Definition of fundamentalism noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of fundamentalism

Definitions of “fundamentalism” in other dictionaries

Word of the Day


the skill or activity of preparing and cooking food

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