"groma" meaning in English

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  "etymology_text": "Learned borrowing from Latin grōma, from Ancient Greek γνώμη (gnṓmē)",
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      "form": "gromas",
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        "A Roman surveying instrument having plumb lines hanging from four arms at right angles."
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          "surveying",
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          "instrument",
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          "plumb line",
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          "right angle",
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          "word": "gromatic"
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  "word": "groma"
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