rockwheel
nounEtymology From rock + wheel.
1
A toothed wheel used to excavate trenches.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
Etymology From rock + wheel.
A toothed wheel used to excavate trenches.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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