/ˈrædɪkl/
rad·ical AW
BrE /ˈrædɪkl/
NAmE /ˈrædɪkl/
[usually before noun]
concerning the most basic and important parts of sth; thorough and complete
SYN far-reaching
the need for radical changes in education
demands for radical reform of the law
radical differences between the sexes
new, different and likely to have a great effect
radical ideas
a radical solution to the problem
radical proposals
in favour of thorough and complete political or social change
the radical wing of the party
radical politicians/students/writers
(old-fashioned, NAmE, slang)
very good
▸
rad·ic·al·ly AW
BrE /ˈrædɪkli/
NAmE /ˈrædɪkli/
The new methods are radically different from the old.
Attitudes have changed radically.
rad·ical AW
BrE /ˈrædɪkl/
NAmE /ˈrædɪkl/
a person with radical opinions
political radicals
(chemistry)
a group of atoms that behave as a single unit in a number of compounds
➡ see also free radical