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(Biology) a theory, widely held in the 19th century and earlier but now discredited, stating that living organisms could arise directly and rapidly from nonliving material. Also called: abiogenesis
a•bi•o•gen•e•sis(ˌeɪ baɪ oʊˈdʒɛn ə sɪs, ˌæb i oʊ-)
the production of living organisms by nonliving matter; spontaneous generation: a former belief.
a`bi•o•ge•net′ic (-dʒəˈnɛt ɪk) a`bi•o•ge•net′i•cal, adj.
a`bi•og′e•nist (-ˈɒdʒ ə nɪst) n.
abiogenesis.See also: Life