Pneumatic pile
Pile Pile, n. [AS. p[=i]l arrow, stake, L. pilum javelin; but cf. also L. pila pillar.] 1. A large stake, or piece of timber, pointed and driven into the earth, as at the bottom of a river, or in a harbor where the ground is soft, for the support of a building, a pier, or other superstructure, or to form a cofferdam, etc. [1913 Webster]

Note: Tubular iron piles are now much used. [1913 Webster]

2. [Cf. F. pile.] (Her.) One of the ordinaries or subordinaries having the form of a wedge, usually placed palewise, with the broadest end uppermost. [1913 Webster]

{Pile bridge}, a bridge of which the roadway is supported on piles.

{Pile cap}, a beam resting upon and connecting the heads of piles.

{Pile driver}, or {Pile engine}, an apparatus for driving down piles, consisting usually of a high frame, with suitable appliances for raising to a height (by animal or steam power, the explosion of gunpowder, etc.) a heavy mass of iron, which falls upon the pile.

{Pile dwelling}. See {Lake dwelling}, under {Lake}.

{Pile plank} (Hydraul. Eng.), a thick plank used as a pile in sheet piling. See {Sheet piling}, under {Piling}.

{Pneumatic pile}. See under {Pneumatic}.

{Screw pile}, one with a screw at the lower end, and sunk by rotation aided by pressure. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Pneumatic pile — Pneumatic Pneu*mat ic, Pneumatical Pneu*mat ic*al, a. [L. pneumaticus, Gr. ?, fr. ?, ?, wind, air, ? to blow, breathe; cf. OHG. fnehan: cf. F. pneumatique. Cf. {Pneumonia}.] 1. Consisting of, or resembling, air; having the properties of an… …   The Collaborative International Dictionary of English

  • pneumatic pile — noun : a tubular pile or large cylinder sunk by the atmospheric pressure exerted when the air is exhausted from a chamber at its lower end * * * Building Trades. a hollow pile, used under water, in which a vacuum is induced so that air and water… …   Useful english dictionary

  • pneumatic pile — Building Trades. a hollow pile, used under water, in which a vacuum is induced so that air and water pressure force it into place. [1855 60] * * * …   Universalium

  • Pneumatic — Pneu*mat ic, Pneumatical Pneu*mat ic*al, a. [L. pneumaticus, Gr. ?, fr. ?, ?, wind, air, ? to blow, breathe; cf. OHG. fnehan: cf. F. pneumatique. Cf. {Pneumonia}.] 1. Consisting of, or resembling, air; having the properties of an elastic fluid;… …   The Collaborative International Dictionary of English

  • Pneumatic action — Pneumatic Pneu*mat ic, Pneumatical Pneu*mat ic*al, a. [L. pneumaticus, Gr. ?, fr. ?, ?, wind, air, ? to blow, breathe; cf. OHG. fnehan: cf. F. pneumatique. Cf. {Pneumonia}.] 1. Consisting of, or resembling, air; having the properties of an… …   The Collaborative International Dictionary of English

  • Pneumatic dispatch — Pneumatic Pneu*mat ic, Pneumatical Pneu*mat ic*al, a. [L. pneumaticus, Gr. ?, fr. ?, ?, wind, air, ? to blow, breathe; cf. OHG. fnehan: cf. F. pneumatique. Cf. {Pneumonia}.] 1. Consisting of, or resembling, air; having the properties of an… …   The Collaborative International Dictionary of English

  • Pneumatic elevator — Pneumatic Pneu*mat ic, Pneumatical Pneu*mat ic*al, a. [L. pneumaticus, Gr. ?, fr. ?, ?, wind, air, ? to blow, breathe; cf. OHG. fnehan: cf. F. pneumatique. Cf. {Pneumonia}.] 1. Consisting of, or resembling, air; having the properties of an… …   The Collaborative International Dictionary of English

  • Pneumatic lever — Pneumatic Pneu*mat ic, Pneumatical Pneu*mat ic*al, a. [L. pneumaticus, Gr. ?, fr. ?, ?, wind, air, ? to blow, breathe; cf. OHG. fnehan: cf. F. pneumatique. Cf. {Pneumonia}.] 1. Consisting of, or resembling, air; having the properties of an… …   The Collaborative International Dictionary of English

  • Pneumatic pump — Pneumatic Pneu*mat ic, Pneumatical Pneu*mat ic*al, a. [L. pneumaticus, Gr. ?, fr. ?, ?, wind, air, ? to blow, breathe; cf. OHG. fnehan: cf. F. pneumatique. Cf. {Pneumonia}.] 1. Consisting of, or resembling, air; having the properties of an… …   The Collaborative International Dictionary of English

  • Pneumatic railway — Pneumatic Pneu*mat ic, Pneumatical Pneu*mat ic*al, a. [L. pneumaticus, Gr. ?, fr. ?, ?, wind, air, ? to blow, breathe; cf. OHG. fnehan: cf. F. pneumatique. Cf. {Pneumonia}.] 1. Consisting of, or resembling, air; having the properties of an… …   The Collaborative International Dictionary of English

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