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A tracing or chart showing the phenomena accompanying a thunderstorm.
Definition source: English Wiktionary via Wiktextract
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An instrument for making such tracings, such as a recording brontometer.
Definition source: English Wiktionary via Wiktextract
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Meaning relationships
Synonyms: none provided
Antonyms: none provided
From Ancient Greek βροντή (brontḗ, “thunder”) + -graph.