English Dictionary

carbon

/ˈkɑɹ.bən/

noun

(uncountable) The chemical element (symbol C) with an atomic number of 6. It can be found in pure form for example as graphite, a black, shiny and very soft material, or diamond, a colourless, transparent, crystalline solid and the hardest known material.

Carbon is an essential element for life on Earth.

意味（1）

(uncountable) The chemical element (symbol C) with an atomic number of 6. It can be found in pure form for example as graphite, a black, shiny and very soft material, or diamond, a colourless, transparent, crystalline solid and the hardest known material.

Carbon is the most common element in our bodies—indeed, in all living things on earth.

意味（2）

(countable) An atom of this element, in reference to a molecule containing it.

A methane molecule is made up of a single carbon with four hydrogens.

意味（3）

(countable, informal) A sheet of carbon paper.

He stepped back and opened his bag and took out a printed pad of D.O.A. forms and began to write over a carbon.

意味（4）

(countable, informal) A carbon copy.

意味（5）

A fossil fuel that is made of impure carbon such as coal or charcoal.

意味（6）

(ecology, uncountable) carbon dioxide, in the context of climate change.

carbon neutral

意味（7）

A carbon rod or pencil used in an arc lamp.

To trim an arc lamp, first remove the old carbons and carefully and thoroughly wipe the carbon rods, holders, &c. with a clean, dry rag.

意味（8）

A plate or piece of carbon used as one of the elements of a voltaic battery.

意味（9）

(informal) Ellipsis of carbon fiber (reinforced polymer)..

carbon bike frame