colter

Etymology
See.

Noun

 * 1)  A knife or cutter attached to the beam of a plow to cut the sward, in advance of the plowshare and moldboard.
 * 2)  The part of a seed drill that makes the furrow for the seed.
 * 1)  The part of a seed drill that makes the furrow for the seed.
 * 1)  The part of a seed drill that makes the furrow for the seed.
 * 1)  The part of a seed drill that makes the furrow for the seed.