penstock /penˈstok/

1. A sluice
2. (in a hydroelectric or other plant) a valve-controlled water conduit

• note row
• note rows
• noters
• n'otes
• no'tes
• notes
• note-shaver
• note-shavers
• notes of hand
• noteworthily
• noteworthiness
• noteworthinesses
• noteworthy
• not exactly
• not fit to hold a candle to
• not for all the tea in China
• privily
• privities
• privity
• privy
• privy chamber
• privy chambers
• privy council
• privy councillor
• privy councillors