moldboard

[ mohld-bawrd, -bohrd ]

/ ˈmoʊldˌbɔrd, -ˌboʊrd /

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noun

the curved metal plate in a plow that turns over the earth from the furrow.

a large blade mounted on the front of a bulldozer to push loose earth.

a board forming one side or surface of a mold for concrete.

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His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Origin of moldboard

1300–50; replacing earlier moldbred,Middle English mold bred.See mold³ (for defs. 1, 2), mold¹ (for def. 3), board

Words nearby moldboard

mold, Moldau, Moldavia, Moldavian, moldavite, moldboard, molded breadth, molded depth, molder, molding, molding board

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use moldboard in a sentence

The furrow slice sliding over a perfect moldboard leaves the surface of the upturned ground as even as the bottom of the furrow.
Farm Mechanics|Herbert A. Shearer
The moldboard of a plow must be smooth in order to properly shed the earth freely to make an easy turn-over.
Farm Mechanics|Herbert A. Shearer
A field plowed with a defective moldboard will be full of these places.
Farm Mechanics|Herbert A. Shearer
This shows that the soil is slipping off the moldboard easily.
Farm Mechanics|Herbert A. Shearer

He had a moldboard nearly as bright as a diamond and about as hard, one that "sang" at its work.
Little Journeys to the Homes of the Great, Volume 11 (of 14)|Elbert Hubbard

British Dictionary definitions for moldboard

moldboard

/ (ˈməʊldˌbɔːd) /

noun

the US spelling of mouldboard

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012