fossil fuel

1. 1.

   fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content

   Broaderfuel

   Narrowercoalnatural gaspetroleum

Questions about fossil fuel

What does fossil fuel mean?

fossil fuel means "fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content".

Is fossil fuel a common word?

fossil fuel is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.