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moldboard

noun

moldboard is a noun meaning “A curved piece of metal on a plough, following behind the ploughshare, that flips the soil over” (English Wiktionary, September 2026). It is spelled M-O-L-D-B-O-A-R-D, and it appears about once in every 52 million words in written English (wordfreq, 2021 data). The plural of moldboard is moldboards.

What does moldboard mean?

noun

  1. 1

    A curved piece of metal on a plough, following behind the ploughshare, that flips the soil over.

    Holonyms: plough, plow < implement

  2. 2

    An analogous part of a bulldozer that clears dirt from the blade.

  3. 3

    A follow board.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How do you pronounce moldboard?

  • US

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Wodencafe-moldboard.wav, Wikimedia Commons (author and licence on each file's page).

Forms of moldboard

  • moldboards plural
  • mouldboard

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How common is moldboard?

Moldboard appears about once in every 52 million words in written English, the 225,584th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Moldboard in Spanish, French, German and Portuguese

In the sense curved piece of metal on a plow or bulldozer:

LanguageWords
Frenchversoir
GermanStreichbrett, Streichbrech, Riester, Wendebrett
Portugueseaiveca

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does moldboard come from?

From mold (“soil”) + board.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).