spillway

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English[edit]

English Wikipedia has an article on:
Wikipedia

Etymology[edit]

spill +‎ way

Noun[edit]

spillway (plural spillways)

  1. A path designed to take away overflow safely.
    • 1993, Loren Runar Anderson, Geotechnical practice in dam rehabilitation:
      Absence of filtered undrains beneath spillways or behind walls.