Definition of Calvin cycle
: 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
Origin and Etymology of calvin cycle
First Known Use: 1957
Learn More about calvin cycle
Seen and Heard
What made you want to look up Calvin cycle? Please tell us where you read or heard it (including the quote, if possible).