carbon

Từ điển Oxford Advanced Learner 8th

car·bon [carbon carbons] BrE [ˈkɑːbən] NAmE [ˈkɑːrbən] noun
1. uncountable (symb. C)a chemical element. Carbon is found in all living things, existing in a pure state as diamond, ↑graphite and ↑buckminsterfullerene
•carbon fibre
2. uncountable used when referring to the gas ↑carbon dioxide in terms of the effect it has on the earth's climate in causing ↑global warming
•carbon emissions/levels/taxes
• (BrE)How do we move to a low carbon economy?
3. countable = ↑carbon copy
4. countable a piece of ↑carbon paper

Word Origin:
late 18th cent.: from French carbone, from Latin carbo, carbon- ‘coal, charcoal’.

Example Bank:
•iron with a high carbon content

• Từ đồng nghĩa / Synonyms:
  carbon copy, carbon paper, C, atomic number 6