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allochthonous

[ uh-lok-thuh-nuhs ]

adjective

, Geology.
  1. not formed in the region where found. Compare autochthonous ( def 4 ).


allochthonous

/ əˈlɒkθənəs /

adjective

  1. (of rocks, deposits, etc) found in a place other than where they or their constituents were formed Compare autochthonous
“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


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Word History and Origins

Origin of allochthonous1

1910–15; allo- + -chthonous, modeled after autochthonous
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Word History and Origins

Origin of allochthonous1

C20: from Greek allokhthon, from allo- + khthōn (genitive khthonos ) earth

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allochthonallocution