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[kahr-buh-ney-shuh s] /ˌkɑr bəˈneɪ ʃəs/
of, like, or containing carbon.
1785-95; carbon + -aceous
Related forms
subcarbonaceous, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for carbonaceous
  • carbonaceous to calcareous siltstones have also been observed.
  • Expect some ups and downs of climate but don't hold your breath for carbonaceous heat or glacier attacks anytime soon.
  • The higher pH released calcium ions taken up from the water by carbonaceous polymers that form part of the mat.
  • It appears similar to a group of asteroids known as carbonaceous chondrites.
British Dictionary definitions for carbonaceous


of, resembling, or containing carbon
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
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carbonaceous in Science
Symbol C
A naturally abundant, nonmetallic element that occurs in all organic compounds and can be found in all known forms of life. Diamonds and graphite are pure forms, and carbon is a major constituent of coal, petroleum, and natural gas. Carbon generally forms four covalent bonds with other atoms in larger molecules. Atomic number 6; atomic weight 12.011; sublimation point above 3,500°C; boiling point 4,827°C; specific gravity of amorphous carbon 1.8 to 2.1, of diamond 3.15 to 3.53, of graphite 1.9 to 2.3; valence 2, 3, 4. See Periodic Table.

carbonaceous adjective
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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