1. in a thorough or complete way; fundamentally
2. in a way that relates to political or social reform; extremely

Examples

• The new software radically improved our productivity.
• Her approach to teaching was radically different from traditional methods.
• The company radically restructured its operations.
• Climate change could radically alter weather patterns.
• He was radically opposed to the proposed changes.
• The treatment radically reduced her symptoms.
• Their lifestyle changed radically after moving to the countryside.