1. to make someone unable to work or do things normally, especially because of illness or injury
2. to make something unable to function properly

Examples

• The back injury incapacitated him for several months.
• A severe migraine can incapacitate someone for days.
• The storm incapacitated the power grid across the region.
• His broken leg incapacitated him during football season.
• The virus attack incapacitated the computer network.
• Arthritis gradually incapacitated her hands.
• The accident incapacitated three of our delivery trucks.