radicalrad‧i‧cal1 /ˈrædɪkəl/ ●●○W3AWL adjective 🔊 🔊 1change/differenceVERY a radical change or difference is very big and important opp slight 🔊 They are proposing radical changes to the way the company is run. 🔊 a radical reform of the tax system 🔊 There are radical differences between the two organizations.2opinionsPPP radical ideas are very new and different, and are against what most people think or believe → conservative 🔊 He has put forward some very radical ideas. 🔊 I was shocked by her radical views. 🔊 a radical approach to education3people someone who is radical has ideas that are very new and different, and against what most people think or believe 🔊 a radical left-wing politician 🔊 a radical feminist4good American English informalENJOY/LIKE DOING something very good or enjoyable 🔊 That was one radical party last night!COLLOCATIONSnounsa radical changeIf that offer is serious, it will mark a radical change in policy.a radical transformation (=a complete change in appearance, especially when this is an improvement)The city has undergone a radical transformation.radical measures (=extreme actions)Instead of retreating, he suggested even more radical measures.radical reform (=big changes to a system or organization in order to improve it)He said the institution was in need of radical reform.a radical overhaul (=big changes in order to improve something)government plans for a radical overhaul of the health care systema radical differenceThere is a radical difference between this and other dieting methods.a radical departure (=something very different)The design of the building is a radical departure from tradition.a radical rethink (=when you think about a plan or idea again in a very different way)The Conservative Party leader called for a radical rethink of economic policy.
radicalradical2 ●○○AWL noun [countable] 🔊 🔊 PPGsomeone who has new and different ideas, especially someone who wants complete social and political change → conservative 🔊 radicals on the extreme left wing of the party —radicalism noun [uncountable]