How to use radical in a sentence. Believing or expressing the belief that there should be great or extreme social or political… If something is considered extremist or very different from anything that has come before it, call it radical. A person holding radical views, esp One favoring fundamental social or economic change Radical (comparative more radical, superlative most radical) favoring fundamental change, or change at the root cause of a matter.
Relating to or advocating fundamental or revolutionary changes in current practices, conditions, or institutions The indicated root of a quantity or quantities, shown by an expression written under the radical sign. Of or going to the root or origin See examples of radical used in a sentence. A radical change in policy Government favoring drastic or extreme political, economic, or social reforms
The use of the word for single atoms is now unusual except in referring to free radicals (see sense b.5b).
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