#sinkhole



English

  Edit on Github

    • a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof
    • Pos: noun

Source:

Contributors:

loading ...

فارسی

  Edit on Github

    • چاه فاضل اب
    • گودال
    • منجلاب
    • تله پول

Source:

Contributors:

loading ...