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allochthon
[
uh
-
lok
-th
uh
n
,
-thon
]
al·loch·thon
/
əˈlɒk
θən
,
-θɒn
/
Show Spelled
[
uh
-
lok
-th
uh
n
,
-thon
]
Show IPA
noun
Geology
.
a geological formation not formed in the region where found and moved to its present location by tectonic forces.
Compare
autochthon
(
def. 3
)
.
Origin:
1940–45;
back formation from
allochthonous
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source
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allochthon
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Allochthon
is always a great word to know.
So is
infiltration
. Does it mean:
So is
percolation
. Does it mean:
So is
erosion
. Does it mean:
seepage of water into soil or rock
process where the surface of the earth is worn away by the action of water, glaciers, winds, waves
slow movement of water through the pores in soil or permeable rock
outer layer of the earth, about 22 miles deep under the continents and 6 miles deep under the oceans
process where the surface of the earth is worn away by the action of water, glaciers, winds, waves
ratio of the volume of the pores of a substance to the total volume of the mass
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Allochthon
People who can define
Allochthon
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10th grader.
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