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.

  1. a sluicelike contrivance used to control the flow of water.

Origin of penstock

1
First recorded in 1600–10; pen2 + stock

Words Nearby penstock

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use penstock in a sentence

British Dictionary definitions for penstock

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

  1. a sluice for controlling water flow

Origin of penstock

1
C17: from pen ² + stock

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for penstock

penstock

[ pĕnstŏk′ ]


  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.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.