weir - Dictionary definition and pronunciation - Yahoo! Education
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weir  audio  (wîr) KEY 

NOUN:
  1. A fence or wattle placed in a stream to catch or retain fish.
  2. A dam placed across a river or canal to raise or divert the water, as for a millrace, or to regulate or measure the flow.
ETYMOLOGY:
Middle English were, from Old English wer; see wer-4 in Indo-European roots


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