kerogen

[ ker-uh-juhn, -jen ]
/ ˈkɛr ə dʒən, -ˌdʒɛn /

noun

the bituminous matter in oil shale, from which shale oil is obtained by heating and distillation.

QUIZZES

BEAT THE DOLDRUMS WITH THIS WORD OF THE DAY QUIZ!

We know you’ll tackle this quiz totis viribus! See how many words from the week of Oct 12–18, 2020 you get right!
Question 1 of 7
What does “Indigenous” mean?

Origin of kerogen

1905–10; <Greek kēró(s) wax + -gen
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for kerogen

kerogen
/ (ˈkɛrədʒən) /

noun

the solid organic material found in some rocks, such as oil shales, that produces hydrocarbons similar to petroleum when heated

Word Origin for kerogen

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

Scientific definitions for kerogen

kerogen
[ kĕrə-jən ]

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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.