Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “radical”

See all translations

radical

adjective
 
 
/ˈrædɪkəl/
CHANGE A radical change is very big and important: a radical reform Very and extremeComplete and wholeIntensifying expressions
BELIEFS believing that there should be big social and political changes: a radical group/movement a radical proposal Political movements and groups
radically adverb The company has changed radically in recent years.
(Definition of radical adjective from the Cambridge Learners Dictionary © Cambridge University Press)
Add Cambridge dictionaries to your browser to your website

More Learner's Dictionary definitions for “radical”

Definitions of “radical” in other dictionaries

Word of the Day

baby

a very young child, especially one that has not yet begun to walk or talk

Word of the Day

The way we move (Verbs for walking and running)

by Kate Woodford,
March 25, 2015
​​​ This week we’re looking at interesting ways to describe the way that people move. Most of the verbs that we’ll be considering describe how fast or slow people move. Others describe the attitude or state of mind of the person walking or running. Some describe both. Starting with verbs for walking slowly,

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More