[ ey-bahy-oh-jen-uh-sis, ab-ee-oh- ]
/ ˌeɪ baɪ oʊˈdʒɛn ə sɪs, ˌæb i oʊ- /
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See synonyms for: abiogenesis / abiogenetic on Thesaurus.com

noun Biology.

the theory that the earliest life forms on earth developed from nonliving matter.Compare biogenesis.
Also called spon·ta·ne·ous gen·er·a·tion [spon-tey-nee-uhs jen-uh-rey-shuhn] /spɒnˈteɪ ni əs ˌdʒɛn əˈreɪ ʃən/ . the now discredited theory that living organisms can arise spontaneously from inanimate matter.



In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.

Origin of abiogenesis

a-6 + biogenesis; coined by T. H. Huxley in 1870
a·bi·o·ge·net·ic [ey-bahy-oh-juh-net-ik, ab-ee-oh-], /ˌeɪ baɪ oʊ dʒəˈnɛt ɪk, ˌæb i oʊ-/, a·bi·o·ge·net·i·cal, adjectivea·bi·o·ge·net·i·cal·ly, adverba·bi·og·e·nist [ey-bahy-oj-uh-nist, ab-ee-], /ˌeɪ baɪˈɒdʒ ə nɪst, ˌæb i-/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for abiogenesis

/ (ˌeɪbaɪəʊˈdʒɛnɪsɪs) /


Also called: autogenesis the hypothetical process by which living organisms first arose on earth from nonliving matter
another name for spontaneous generation Compare biogenesis
abiogenetic, adjectiveabiogenist (ˌeɪbaɪˈɒdʒɪnɪst), noun
C19: New Latin, from a- 1 + bio- + genesis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for abiogenesis

[ ā′bī-ō-jĕnĭ-sĭs ]

See spontaneous generation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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