from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A hydrocarbon deposit, such as petroleum, coal, or natural gas, derived from living matter of a previous geologic time and used for fuel.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. any fuel derived from hydrocarbon deposits such as coal, petroleum, natural gas and, to some extent, peat; these fuels are irreplaceable, and their burning generates the greenhouse gas carbon dioxide

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

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


Sorry, no etymologies found.


  • According to the official guide to Transition Towns, one of the central ideas is that locally reliant life without fossil fuel dependence will be more enjoyable and fulfilling: “The coming post-cheap oil era [can be viewed] as an opportunity rather than a threat, and [we can] design the future low carbon age to be thriving, resilient and abundant—somewhere much better to live than our current alienated consumer culture based on greed, war and the myth of perpetual growth.”


  • "EOS is a constellation of five NASA satellites which scrutinize the earth in different ways – ocean mapping, geologic fault analyses, polar ice-melt observation, location of fossil fuel reserves –"

    Deception Point


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