adjective
- not able to be replaced naturally or made again once used up
Usage: often used with natural resources
Examples
- Coal and oil are nonrenewable energy sources.
- The country is trying to reduce its dependence on nonrenewable fuels.
- Fossil fuels are nonrenewable resources that take millions of years to form.
- Solar and wind power offer alternatives to nonrenewable energy.
- Mining companies extract nonrenewable minerals from the earth.
- Scientists warn that nonrenewable resources will eventually run out.
- The government promotes renewable energy to replace nonrenewable sources.