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moldboard

 - 2 dictionary results

mold⋅board

  [mohld-bawrd, -bohrd]
Use moldboard in a Sentence
–noun
1. the curved metal plate in a plow that turns over the earth from the furrow.
2. a large blade mounted on the front of a bulldozer to push loose earth.
3. a board forming one side or surface of a mold for concrete.
Origin:
1300–50; r. earlier moldbred, ME mold bred. See mold 3 (defs. 1 and 2), mold 1 (def. 3), board
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To moldboard
mold·board   (mōld'bôrd', -bōrd')   
n.  The curved plate of a plow that turns over the soil.

[mold3 + board.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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