stream weir

stream weir
a weir blocking a stream and catching fish moving both up and down the stream

Dictionary of ichthyology. 2009.

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  • weir — [wir] n. [ME were < OE wer, weir, dam (akin to Ger wehr) < base of werian, to defend, dam up < IE base * wer , to shut up, cover] 1. a low dam built in a river to back up or divert water, as for a mill; milldam 2. a fence, as of… …   English World dictionary

  • Weir — (w[=e]r), Wear Wear,n. [OE. wer, AS. wer; akin to G. wehr, AS. werian to defend, protect, hinder, G. wehren, Goth. warjan; and perhaps to E. wary; or cf. Skr. v[.r] to check, hinder. [root]142. Cf. {Garret}.] 1. A dam in a river to stop and raise …   The Collaborative International Dictionary of English

  • weir — [wıə US wır] n [: Old English; Origin: wer] a low fence or wall that is built across a river or stream to control the flow of water, or to make a pool where people can catch fish …   Dictionary of contemporary English

  • weir — [ wır ] noun uncount a place in a river or stream where a wall has been built across it to control the flow of water …   Usage of the words and phrases in modern English

  • weir — ► NOUN 1) a low dam built across a river to raise the level of water upstream or regulate its flow. 2) an enclosure of stakes set in a stream as a trap for fish. ORIGIN Old English …   English terms dictionary

  • Weir — A weir (IPAEng|wɪɚ) (also known as a lowhead dam) is a small overflow type dam commonly used to raise the level of a river or stream. Weirs have traditionally been used to create mill ponds in such places. Water flows over the top of a weir,… …   Wikipedia

  • weir — /wear/, n. 1. a small dam in a river or stream. 2. a fence, as of brush or narrow boards, or a net set in a stream, channel, etc., for catching fish. [bef. 900; ME were, OE wer, deriv. of root of werian to defend, dam up] * * * ▪ engineering… …   Universalium

  • weir — [[t]wɪ͟ə(r)[/t]] weirs 1) N COUNT A weir is a low barrier which is built across a river in order to control or direct the flow of water. 2) N COUNT A weir is a wooden fence which is built across a stream in order to create a pool for catching… …   English dictionary

  • weir — UK [wɪə(r)] / US [wɪr] noun [countable] Word forms weir : singular weir plural weirs a place in a river or stream where a wall has been built across it to control the flow of water …   English dictionary

  • weir — wear, or weir /wer/wir/ A great dam or fence made across a river, or against water, formed of stakes interlaced by twigs of osier, and accommodated for the taking of fish, or to convey a stream to a mill …   Black's law dictionary

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