coulter

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noun coul·ter \ˈkōl-tər\

Definition of coulter

  1. :  a cutting tool (such as a knife or sharp disc) that is attached to the beam of a plow, makes a vertical cut in the surface, and permits clean separation and effective covering of the soil and materials being turned under

Origin and Etymology of coulter

Middle English colter, from Old English culter & Old French coltre, both from Latin culter plowshare; akin to Greek skallein to hoe — more at shell

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