fossil oil

Questions about fossil oil

What does fossil oil mean?

fossil oil means "a dark oil consisting mainly of hydrocarbons".

What is another word for fossil oil?

Close synonyms include petroleum, crude oil, crude, rock oil, oil. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is fossil oil a common word?

fossil oil 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.