penstock

[ pen-stok ]

noun

1. a pipe conducting water from a head gate to a waterwheel.
2. a conduit for conveying water to a power plant.
3. a sluicelike contrivance used to control the flow of water.

penstock

/ ˈpɛnˌstɒk /

noun

1. a conduit that supplies water to a hydroelectric power plant
2. a channel bringing water from the head gates to a water wheel
3. a sluice for controlling water flow

penstock

/ pĕn′stŏk′ /

1. A sluice or gate used to control a flow of water.
2. A pipe or conduit used to carry water to a water wheel or turbine.

Word History and Origins

Origin of penstock¹

First recorded in 1600–10; pen ² + stock

Word History and Origins

Origin of penstock¹

C17: from pen ² + stock

Example Sentences

Other ongoing work includes restoring the penstock, the long metal pipe that carries water from the millpond dam to power the water wheel to drive sawmill machinery.

From Washington Times

The penstock carries water from the mill pond dam to the water wheel that in turn, drives the sawmill machinery.

From Washington Times

The nonprofit group that runs the Robinson Sawmill in Calais says it has received $8,500 from the Vermont Arts Council Cultural Facilities Grant to restore the pipe, known as a penstock, which moves water for the mill.

From Washington Times

Replacing the penstock is part of a $200,000 project that includes repairs to the dam, the mill building and dredging the mill pond.

From Washington Times

The penstock carries water from the mill pond dam to the water wheel that in turn, drives the sawmill machinery.

From Seattle Times