RADICAL definition: 1. believing or expressing the belief that there should be great or extreme social or political…. Learn more.

The meaning of RADICAL is of, relating to, or proceeding from a root. How to use radical in a sentence.

a person holding radical views, esp. one favoring fundamental social or economic change

RADICAL definition: of or going to the root or origin; fundamental. See examples of radical used in a sentence.

Relating to or advocating fundamental or revolutionary changes in current practices, conditions, or institutions: radical politics; a radical political theorist.

If something is considered extremist or very different from anything that has come before it, call it radical. The noun, radical, comes from the Latin radix "root," and in fact, radical and root are …

4 days ago · Adjective [edit] radical (comparative more radical, superlative most radical) Favoring fundamental change, or change at the root cause of a matter.

RADICAL meaning: 1 : very new and different from what is traditional or ordinary; 2 : very basic and important

Aug 29, 2025 · The word "radical" comes from Latin radix, meaning "root." Over time, it shifted to signify the fundamental or root causes of problems, which explains why it's used in contexts calling for …

An individual atom or element as a constituent of a compound was formerly termed a simple radical, as distinct from a group or compound radical. The use of the word for single atoms is now unusual …