Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “fastidious”


adjective    /fæˈstɪd·i·əs, fə-/
having high standards and giving a lot of attention to details: The restaurant offers elaborate food and fastidious service at high prices.
(Definition of fastidious adjective from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of fastidious

Definitions of “fastidious” in other dictionaries

Word of the Day

limber up

to do gentle exercises to stretch the muscles in order to prepare the body for more active physical exercise

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