abi·​ot·​ic | \ ˌā-(ˌ)bī-ˈä-tik How to pronounce abiotic (audio) \

Definition of abiotic

: not biotic : abiological the abiotic environment

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Other Words from abiotic

abiotically \ ˌā-​(ˌ)bī-​ˈä-​ti-​k(ə-​)lē How to pronounce abiotic (audio) \ adverb

Examples of abiotic in a Sentence

Recent Examples on the Web The trouble is that many simple biosignatures can be produced both by living things and through abiotic geochemical processes. Natalie Elliot, Scientific American, 16 July 2021 Right here on our own planet, structures suggested to be of organismal origins are often later shown to have abiotic provenance. Robin George Andrews, Scientific American, 6 Aug. 2021 Some of these abiotic pathways would not only produce an excess of oxygen, but would also render a planet totally lifeless. Lee Billings, Scientific American, 22 Feb. 2017 Wheat, rice, corn, barley, rye and oats are some of the grasses that can be self-pollinated but also utilize biotic and abiotic (wind) pollinators. Jodi Bay, San Diego Union-Tribune, 13 Mar. 2021 Vet their claim that there can be no abiotic mechanisms. Leonard David, Scientific American, 23 Sep. 2020 Serious disease, insect or abiotic problems in western red cedar usually cause overall discoloration, thinning of the crown, dieback of the top and then the entire tree. oregonlive, 12 Dec. 2020 Jamie Elsila, a research scientist at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, is interested in the amino acids—protein building blocks—that formed within Bennu’s dirt through abiotic chemical processes. National Geographic, 20 Oct. 2020 Is that something a fungus or bacteria does, or is there some abiotic chain-reaction taking place? Alex Fox, Smithsonian Magazine, 8 Oct. 2020

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

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First Known Use of abiotic

1870, in the meaning defined above

History and Etymology for abiotic

a- entry 2 + biotic

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Time Traveler for abiotic

Time Traveler

The first known use of abiotic was in 1870

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Last Updated

22 Aug 2021

Cite this Entry

“Abiotic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/abiotic. Accessed 21 Sep. 2021.

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More Definitions for abiotic


abi·​ot·​ic | \ ˌā-(ˌ)bi-ˈät-ik How to pronounce abiotic (audio) \

Medical Definition of abiotic

: not biotic : abiological the abiotic environment

Other Words from abiotic

abiotically \ -​i-​k(ə-​)le How to pronounce abiotic (audio) \ adverb

More from Merriam-Webster on abiotic

Nglish: Translation of abiotic for Spanish Speakers


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