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 (ô-tŏk′thə-nəs) also au·toch·tho·nal (-thə-nəl) or au·toch·thon·ic (ô′tŏk-thŏn′ĭk)
1. Originating or formed in the place where found; indigenous: autochthonous rocks; an autochthonous people; autochthonous folk tales. See Synonyms at native.
2. Ecology Native to or produced within a system: an autochthonous species; algae that provide an autochthonous source of nutrients in a lake.

au·toch′thon·ism, au·toch′tho·ny n.
au·toch′tho·nous·ly adv.

autochthonism, autochthony

the state of being aboriginal or native to a particular area. — autochthonous, adj.
See also: Origins
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References in periodicals archive ?
since politics and the city were born together, they were born through a right: the creation of a territory or of an state by right, being established, the right of autochthonism.
This aesthetic and cultural project of Nicaraguan autochthonism partially explains the Vanguardia's somewhat paradoxical support of the guerrilla leader, Augusto Sandino.
65) Liisa Malkki describes such phenomena as common to most national projects: "Thinking about nations and national identities may take the form of roots, trees, origins, ancestries, racial lines, autochthonism, evolutions, developments, or any number of other familiar, essentializing images.