dark reaction

noun

Definition of dark reaction

: any of a series of chemical reactions in photosynthesis not requiring the presence of light and involving the reduction of carbon dioxide to form carbohydrate especially : calvin cycle

First Known Use of dark reaction

1927, in the meaning defined above

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The first known use of dark reaction was in 1927

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Dictionary Entries Near dark reaction

dark plaster

dark reaction

dark red silver ore

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Cite this Entry

“Dark reaction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dark%20reaction. Accessed 28 Sep. 2021.

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