Table of Contents
Antonyms
Synonyms
1. sinkhole
noun. ['ˈsɪŋkˌhoʊl'] 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. ['ˈsɪŋkˌhoʊl'] a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof.