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Meaning of disk harrow

disk' har"row

Pronunciation: [key]
  1. a harrow having a number of sharp-edged, concave disks set at such an angle that as the harrow is drawn along the ground they turn the soil, pulverize it, and destroy weeds.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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