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Webster 1913 Edition

Penstock

Pen′stock

,
Noun.
[Etymol. uncertain; perh. fr.
pen
an inclosure +
stock
.]
1.
A close conduit or pipe for conducting water, as, to a water wheel, or for emptying a pond, or for domestic uses.
2.
The barrel of a wooden pump.

Webster 1828 Edition

Penstock

PEN'STOCK

,
Noun.
[pen and stock.] A narrow or confined place formed by a frame of timber planked or boarded, for holding or conducting the water of a mill-pond to a wheel, and furnished with a flood gate which may be shut or opened at pleasure.

Definition 2025

penstock

penstock

English

Noun

penstock ‎(plural penstocks)

  1. A sluice or pipe which allows the controlled flow of water from behind a dam, typically routing it to a turbine of a power plant.
  2. The barrel of a wooden pump.

Translations

Etymology

Perhaps from pen ‎(“an enclosure”) + stock.

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