# What Is the Definition of Fossil Fuels?

Fossil fuels are remnants and decomposition of plants and animals four thousand years ago. They are used as a source of energy similar to coal and natural gas. You can find more information here: http://www.umich.edu/˜gs265/society/fossilfuels.htm
fossil fuel
NOUN [ENERGY.]
1.
any combustible organic material, as oil, coal, or natural gas, derived from the remains of former life.
Source: Dictionary.com
Q&A Related to "What Is the Definition of Fossil Fuels"
 A fossil fuel is defined as a fuel that is found underground and formed from previous living or geologic materials. They are usually made of hydrocarbons. http://answers.ask.com/Science/Nature/what_is_the_...
 Fossil Fuels - Fuels such as coal, oil, and natural gas, formed from the remains of ancient plants and animals. http://wiki.answers.com/Q/What_is_the_definition_o...
 fossil fuel: fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content http://www.kgbanswers.com/whats-the-definition-of-...
 The plants and animal fossils that fuel the modern world date back as far as 300 million years. Oil has been used for thousands of years for embalming and waterproofing, while coal http://www.ehow.com/about_4895831_what-fossil-fuel...
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