carbon fixation
Britishnoun
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The process in plants and algae by which atmospheric carbon dioxide is converted into organic carbon compounds, such as carbohydrates, usually by photosynthesis.
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See more at carbon cycle
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Their results indicated that despite inhibiting these ammonia oxidizers -- mostly archaea that are abundant in the dark ocean -- the rate of carbon fixation in the study areas didn't drop as much as expected.
From Science Daily ● Dec. 10, 2025
For the new study, the researchers shifted their focus and asked a different question: How much do these ammonia oxidizers actually contribute to the overall dissolved inorganic carbon fixation in the dark ocean?
From Science Daily ● Dec. 10, 2025
Most ecosystems on Earth are powered from the base up by sunlight, which drives carbon fixation through photosynthesis.
From Scientific American ● Feb. 3, 2015
This process is called carbon fixation, because CO2 is “fixed” from its inorganic form into organic molecules.
From Textbooks ● Apr. 25, 2013
Alternatively, photosynthetic protists serve as producers of nutrition for other organisms by carbon fixation.
From Textbooks ● Apr. 25, 2013
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
