underfeeder

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English[edit]

Etymology[edit]

under- +‎ feeder

Noun[edit]

underfeeder (plural underfeeders)

  1. (engineering) A device that feeds in material from below.
    • 1890, The Review of Reviews, volume 2, page 29:
      He speaks well of Andrews' Helix Underfeeder, by which the fire is always fed from below.