Standard Lemma guide

moldboard

noun · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

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

Definition source: English Wiktionary via Wiktextract

Examples

  • Holonyms: plough, plow < implement

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

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

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A follow board.

Definition source: English Wiktionary via Wiktextract

Qualifier: founding

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

wedge formed by the curved part of a steel plow blade that turns the furrow

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: mouldboard

Antonyms: none provided

Broader terms: wedge

History

Etymology

From mold (“soil”) + board.

Across languages

Translations

15 source translations are retained for this English entry.

  • Breton: skouarn — curved piece of metal on a plow or bulldozer
  • Finnish: siipi — curved piece of metal on a plow or bulldozer
  • French: versoir — curved piece of metal on a plow or bulldozer
  • Galician: abeaca — curved piece of metal on a plow or bulldozer
  • Galician: gueifa — curved piece of metal on a plow or bulldozer
  • Galician: orelleira — curved piece of metal on a plow or bulldozer
  • German: Streichbrett — curved piece of metal on a plow or bulldozer
  • German: Streichbrech — curved piece of metal on a plow or bulldozer
  • German: Riester — curved piece of metal on a plow or bulldozer
  • German: Wendebrett — curved piece of metal on a plow or bulldozer
  • Italian: versoio — curved piece of metal on a plow or bulldozer
  • Italian: orecchio — curved piece of metal on a plow or bulldozer
  • Polish: odkładnica — curved piece of metal on a plow or bulldozer
  • Portuguese: aiveca — curved piece of metal on a plow or bulldozer
  • Swedish: vändskiva — curved piece of metal on a plow or bulldozer