che·​mo·​syn·​the·​sis | \ ˌkē-mō-ˈsin(t)-thə-səs How to pronounce chemosynthesis (audio) \

Definition of chemosynthesis

: synthesis of organic compounds (as in living cells) by energy derived from inorganic chemical reactions

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Other Words from chemosynthesis

chemosynthetic \ ˌkē-​mō-​sin-​ˈthe-​tik How to pronounce chemosynthetic (audio) \ adjective

Examples of chemosynthesis in a Sentence

Recent Examples on the Web

Researchers realized that there are microbes that, instead of using light to grow, use chemicals from the rocks at hydrothermal vents in a process called chemosynthesis. Eva Botkin-kowacki, The Christian Science Monitor, "NASA eyes the ocean: How the deep sea could unlock outer space," 23 Aug. 2019 These chimney-like structures allow tube worms, clams, mussels, and other organisms to survive not via photosynthesis but chemosynthesis, in which microbes convert chemicals released by the vents into energy. Paul Chesley, National Geographic, "Our oceans are under attack by climate change, overfishing," 21 Mar. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chemosynthesis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of chemosynthesis

1900, in the meaning defined above

History and Etymology for chemosynthesis

New Latin

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Statistics for chemosynthesis

Last Updated

30 Aug 2019

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Time Traveler for chemosynthesis

The first known use of chemosynthesis was in 1900

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More Definitions for chemosynthesis


che·​mo·​syn·​the·​sis | \ -ˈsin(t)-thə-səs How to pronounce chemosynthesis (audio) \
plural chemosyntheses

Medical Definition of chemosynthesis

: synthesis of organic compounds (as in living cells) by energy derived from inorganic chemical reactions

Other Words from chemosynthesis

chemosynthetic \ -​sin-​ˈthet-​ik How to pronounce chemosynthetic (audio) \ adjective

More from Merriam-Webster on chemosynthesis Encyclopedia article about chemosynthesis

Comments on chemosynthesis

What made you want to look up chemosynthesis? Please tell us where you read or heard it (including the quote, if possible).


authorized for issue (as a bond)

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