"gross margin" meaning in English

{
  "forms": [
    {
      "form": "gross margins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "gross margin (plural gross margins)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
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        {
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          "langcode": "en",
          "name": "Business",
          "orig": "en:Business",
          "parents": [
            "Economics",
            "Society",
            "Social sciences",
            "All topics",
            "Sciences",
            "Fundamental"
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        }
      ],
      "glosses": [
        "The difference between revenue and direct cost, often expressed as the ratio gross margin percent."
      ],
      "id": "en-gross_margin-en-noun-CH8QsiGm",
      "links": [
        [
          "business",
          "business"
        ],
        [
          "revenue",
          "revenue"
        ],
        [
          "direct cost",
          "direct cost"
        ],
        [
          "gross margin percent",
          "gross margin percent"
        ]
      ],
      "raw_glosses": [
        "(business) The difference between revenue and direct cost, often expressed as the ratio gross margin percent."
      ],
      "topics": [
        "business"
      ],
      "wikipedia": [
        "gross margin"
      ]
    }
  ],
  "word": "gross margin"
}

{
  "forms": [
    {
      "form": "gross margins",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "gross margin (plural gross margins)",
      "name": "en-noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "en:Business"
      ],
      "glosses": [
        "The difference between revenue and direct cost, often expressed as the ratio gross margin percent."
      ],
      "links": [
        [
          "business",
          "business"
        ],
        [
          "revenue",
          "revenue"
        ],
        [
          "direct cost",
          "direct cost"
        ],
        [
          "gross margin percent",
          "gross margin percent"
        ]
      ],
      "raw_glosses": [
        "(business) The difference between revenue and direct cost, often expressed as the ratio gross margin percent."
      ],
      "topics": [
        "business"
      ],
      "wikipedia": [
        "gross margin"
      ]
    }
  ],
  "word": "gross margin"
}