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Sinkhole
Definition of Sinkhole
1.
A depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof
Noun
Synonyms for word "sinkhole"
sink
swallow hole
Semanticaly linked words with "sinkhole"
depression
natural depression
Hyponims for word "sinkhole"
depression
natural depression