nonfossil
/nɑnˈfɑsəl/
adjective
- Not derived from fossil fuels; using renewable or alternative energy sources.
- Nonfossil fuels produce fewer greenhouse gases than coal or oil.
- Many homes now use nonfossil heating systems, such as heat pumps.
- The country is investing heavily in nonfossil energy like solar and wind.
- Not related to or made from ancient organic remains (fossils).
- Geologists distinguish fossil-bearing layers from nonfossil ones.
- The rock contained nonfossil materials like quartz and feldspar.
- Nonfossil limestone forms through chemical processes, not from shells.
Antonyms