PENSTOCK


Meaning of PENSTOCK in English

■ noun

1》 a sluice for controlling or directing the flow of water.

2》 a channel or pipe for conveying water to a hydroelectric station or waterwheel.

Origin

C17: from pen 2 (meaning 'mill dam') + stock .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.