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carbon
| Babylon English | Download this dictionary |
carbon
n.
chemical element; coal; copy, duplicate
| English Wikipedia - The Free Encyclopedia | Download this dictionary |
Carbon
Carbon (from "coal") is a chemical element with symbol C and atomic number 6. On the periodic table, it is the first (row 2) of six elements in column (group) 14, which have in common the composition of their outer electron shell. It is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds. There are three naturally occurring isotopes, with and being stable, while is radioactive, decaying with a half-life of about 5,730 years. Carbon is one of the few elements known since antiquity.
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| WordNet 2.0 | Download this dictionary |
carbon
Noun
1. an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds
(synonym) C, atomic number 6
(hypernym) chemical element, element
(hyponym) fullerene
(substance-holonym) coal
(derivation) carbonate
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
(synonym) carbon paper
(hypernym) paper
3. a copy made with carbon paper
(synonym) carbon copy
(hypernym) copy
| Babylon Spanish-English | Download this dictionary |
carbón
nm.
coal, carbon
| Babylon Dutch-English | Download this dictionary |
carbon (het)
n.
carbon, chemical element
