Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “thoroughly”


adverb     /ˈθʌrəli/
CAREFULLY B2 very carefully: Wash the spinach thoroughly before cooking.Detailed and careful
VERY B2 very, or very much: We thoroughly enjoyed ourselves.Very and extremeComplete and wholeIntensifying expressions
(Definition of thoroughly adverb from the Cambridge Learner's Dictionary © Cambridge University Press)

Browse related topics

You are looking at an entry to do with Detailed and careful, but you might be interested in these topics from the Full and empty topic area:

Definitions of “thoroughly” 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