noun
- a chemical element that is found in all living things and in coal, diamonds, and graphite
- a piece of carbon used in electrical equipment
- carbon dioxide in the atmosphere, especially as it relates to climate change
Usage: informal
Examples
- Carbon is essential for all life on Earth.
- Diamonds are made of pure carbon.
- The pencil lead contains carbon in the form of graphite.
- Coal is mostly carbon with some other elements.
- We need to reduce our carbon emissions to fight climate change.
- The carbon in the battery needs to be replaced.
- Plants absorb carbon dioxide from the air during photosynthesis.