[ker-uh-juh n, -jen]
- the bituminous matter in oil shale, from which shale oil is obtained by heating and distillation.
Origin of kerogen
1905–10; < Greek kēró(s) wax + -gen
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- the solid organic material found in some rocks, such as oil shales, that produces hydrocarbons similar to petroleum when heated
C20: from Greek kēro (s) wax + -gen
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- A fossilized mixture of insoluble organic material that, when heated, breaks down into petroleum and natural gas. Kerogen consists of carbon, hydrogen, oxygen, nitrogen, and sulfur and forms from compacted organic material, including algae, pollen, spores and spore coats, and insects. It is usually found in sedimentary rocks, such as shale.
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