coulter

noun

coul·ter ˈkōl-tər

: 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

Word History

Etymology

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

First Known Use

before the 12th century, in the meaning defined above

Time Traveler

The first known use of coulter was before the 12th century

See more words from the same century