• synonyms

pneumatic pile

See more synonyms for pneumatic pile on Thesaurus.com
noun Building Trades.
  1. a hollow pile, used under water, in which a vacuum is induced so that air and water pressure force it into place.
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Origin of pneumatic pile

First recorded in 1855–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018