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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
From Middle English gridirne, gredirne, gredyron, gredeyron, grydern, grydyryne, girdirin, girderen, variants of Middle English gredire, gredyre, itself an alteration of Middle English gridel (“griddle”). The ending was assimilated to iron, as if from grid + iron, whence grid was later derived.
grid
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Classic usage
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