[weir] n [ME were, fr. OE wer; akin to ON ver fishing place, OHG werien, werren to defend] (bef. 12c) 1: a fence or enclosure set in a waterway for taking fish
2: a dam in a stream or river to raise the water level or divert its flow
[weir] n [ME were, fr. OE wer; akin to ON ver fishing place, OHG werien, werren to defend] (bef. 12c) 1: a fence or enclosure set in a waterway for taking fish
2: a dam in a stream or river to raise the water level or divert its flow
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012