autochthonous

[aw-tok-thuh-nuh s]

adjective

pertaining to autochthons; aboriginal; indigenous (opposed to heterochthonous).
Pathology.
  1. found in the part of the body in which it originates, as a cancerous lesion.
  2. found in a locality in which it originates, as an infectious disease.
Psychology. of or relating to ideas that arise independently of the individual's own train of thought and seem instead to have some alien or external agency as their source.
Geology. (of rocks, minerals, etc.) formed in the region where found.Compare allochthonous.

Also au·toch·tho·nal, au·toch·thon·ic [aw-tok-thon-ik] /ˌɔ tɒkˈθɒn ɪk/.

Origin of autochthonous

First recorded in 1795–1805; autochthon + -ous
Related formsau·toch·tho·nism, au·toch·tho·ny, nounau·toch·tho·nous·ly, adverbau·toch·tho·nous·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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Historical Examples of autochthonic



British Dictionary definitions for autochthonic

autochthonous

autochthonic (ˌɔːtɒkˈθɒnɪk) or autochthonal

adjective

(of rocks, deposits, etc) found where they and their constituents were formedCompare allochthonous
inhabiting a place or region from earliest known times; aboriginal
physiol (of some functions, such as heartbeat) originating within an organ rather than from external stimulation
Derived Formsautochthonism or autochthony, nounautochthonously, adverb
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

Word Origin and History for autochthonic
adj.

1827, from autochthon + -ic.

autochthonous

adj.

"native, indigenous," 1845, from autochthon + -ous.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for autochthonic

autochthonous

[ô-tŏkthə-nəs]

adj.

Native to the place inhabited; indigenous.
Originating in the place where found. Used of a disease originating in the part of the body where found, or of a disease acquired in the place where the patient is.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.