Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “greatly”


adverb uk   /ˈɡreɪ us  
B2 very much, used especially to show how much you feel or experience something: I greatly regret not having told the truth. Her piano playing has greatly improved/has improved greatly.Very and extremeComplete and wholeIntensifying expressions
(Definition of greatly from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of greatly?
Add Cambridge dictionaries to your browser to your website

Definitions of “greatly” in other dictionaries

Word of the Day


When birds roost, they go somewhere to rest or sleep.

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