1. great courage, especially when facing danger, difficulty, or pain
2. heroic conduct or behavior

Examples

• The firefighter’s heroism saved three lives that night.
• She showed great heroism by standing up to the bullies.
• Acts of heroism often go unrecognized by the public.
• His heroism during the war earned him a medal of honor.
• The story celebrates the heroism of ordinary people in extraordinary circumstances.
• Her quiet heroism in caring for sick patients inspired everyone.
• The rescue team’s heroism prevented a greater tragedy.