Engels
Uitgebreide synoniemen voor swallow hole in het Engels
swallow hole:
swallow hole [the ~] zelfstandig naamwoord
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the 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 1the sink; the sinkhole; the 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 1