1. to make something more modern by adding new features, methods, or technology
Usage: British spelling; American spelling is ‘modernize’

Examples

• The company plans to modernise its computer systems next year.
• They modernised the old factory with new machinery and equipment.
• The government wants to modernise the healthcare system.
• We need to modernise our teaching methods to engage students better.
• The hotel was modernised to attract more business travelers.
• Many countries are working to modernise their infrastructure.