penstock

[ pen-stok ]
/ ˈpɛnˌstɒk /

noun

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

Origin of penstock

First recorded in 1600–10; pen2 + stock

Example sentences from the Web for penstock

British Dictionary definitions for penstock

penstock
/ (ˈpɛnˌstɒk) /

noun

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

Word Origin for penstock

C17: from pen ² + stock

Scientific definitions for penstock

penstock
[ pĕnstŏk′ ]

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