Calvin cycle


Cal·​vin cycle ˈkal-vən- How to pronounce Calvin cycle (audio)
: the cycle of enzyme-catalyzed dark reactions of photosynthesis that occurs in the chloroplasts of plants and in many bacteria and that involves the fixation of carbon dioxide and the formation of a 6-carbon sugar

Word History


Melvin Calvin

First Known Use

1955, in the meaning defined above

Time Traveler
The first known use of Calvin cycle was in 1955

Dictionary Entries Near Calvin cycle

Cite this Entry

“Calvin cycle.” Dictionary, Merriam-Webster, Accessed 27 May. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!