1. made twice as great or intense; significantly increased

1. past tense and past participle of redouble; to make or become much greater, more intense, or more vigorous

Examples

• She redoubled her efforts to finish the project on time.
• The team redoubled their training after the disappointing loss.
• His redoubled determination impressed everyone around him.
• The storm redoubled in intensity as it moved inland.
• With redoubled energy, they tackled the difficult problem.
• The company redoubled its investment in research and development.
• Her redoubled focus helped her achieve her goals.