English

Noun

carbon cycle ‎(plural carbon cycles)

1. the physical cycle of carbon through the Earth’s biosphere, geosphere, hydrosphere and atmosphere that includes such processes as photosynthesis, decomposition, respiration and carbonification.

Related terms

• carbon-nitrogen cycle
• CNO cycle
• nitrogen cycle
• oxygen cycle
• hydrogen cycle

Translations

See also

• respiration
• circulatory system
• pulmonary circulation