“Radicalized” means a person has adopted extremely strong beliefs that are far outside the social or political mainstream , often rejecting usual compromises or norms. It’s usually used when someone has shifted from ordinary opinions to very intense, “all‑or‑nothing” views, especially about politics, religion, or social issues.

Quick Scoop: Core meaning

  • To be “radicalized” is to be pushed or drawn toward much more extreme ideas than most people hold.
  • It often involves seeing society as completely broken and needing very big, drastic changes rather than small reforms.
  • The term shows up a lot in discussions about extremism, terrorism, or hate movements, but it can also describe non‑violent extreme activism.

In simple terms: if someone was once more moderate, then over time starts believing very hardline ideas and sometimes wants to act on them in extreme ways, people might say they’ve been “radicalized.”