WordWeb Online

1. An abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds
   - C, atomic number 6
    
2. A thin paper coated on one side with a dark waxy substance (often containing carbon); used to transfer characters from the original to an under sheet of paper
   - carbon paper
    
3. A copy made with carbon paper
   - carbon copy
    
4. Fossil fuel use, regarded as a contributor to global warming; the amount of carbon dioxide contributed to the atmosphere by a process or activity, or the amount of carbon in the carbon dioxide released

Derived forms: carbons

Type of: copy, nonmetal, paper

Part of: black gold [informal], coal, crude, crude oil, fossil oil, limestone, oil, petroleum, rock oil

Encyclopedia: Carbon, TX