pertaining to autochthons; aboriginal; indigenous (opposed to heterochthonous). Pathology.
- found in the part of the body in which it originates, as a cancerous lesion.
- 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. Related formsau·toch·tho·nism, au·toch·tho·ny, nounau·toch·tho·nous·ly, adverbau·toch·tho·nous·ness, noun
Also au·toch·tho·nal, au·toch·thon·ic [aw-tok-thon-ik] /ˌɔ tɒkˈθɒn ɪk/
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for autochthonous
Historical Examples of autochthonous
British Dictionary definitions for autochthonous
autochthonic (ˌɔːtɒkˈθɒnɪk) or autochthonal
Derived Formsautochthonism or autochthony, nounautochthonously, adverb (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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for autochthonous
Online Etymology Dictionary, © 2010 Douglas Harper
autochthonous in Medicine
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.