Definitions for

Overview of noun sinkhole

The noun sinkhole has 1 senses? (no senses from tagged texts)
1. sinkhole, sink, swallow hole

(a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof) © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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