plural of fossil record

plural of fossil fuel

A fossil formed when an animal, plant, or other organism dies, its flesh decays and bones deteriorate due to chemical reactions; minerals gradually enter into the cavity, resulting in a cast, which is in the general form of the original organism.

A fossil formed when sediment fills the inside or covers the outside of a dead organism and the organism's remains do not persist, leaving just the shape and texture of the rock to indicate the organic material that was there.

crude oil

Water that has remained in an aquifer for a long timespan, usually thousands or millions of years.

A fossil containing part of an organism's body, as opposed to a trace fossil.

plural of fossil fool

(derogatory, slang) One who uses fossil fuels without concern for their environmental impact.

(mineralogy) copaline