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sinkhole
volume_up
sinkhole
English
Noun
a
depression
in
the
ground
communicating
with
a
subterranean
passage
(especially
in
limestone)
and
formed
by
solution
or
by
collapse
of
a
cavern
roof
volume_up
Samples
Nearby
sinker
sinkable
sinkhole
sinkiang
sinking
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