"positive control" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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          "kind": "topical",
          "langcode": "en",
          "name": "Aviation",
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      "glosses": [
        "The air traffic control practice of controlling aircraft whose positions are determined by direct radar observation."
      ],
      "id": "en-positive_control-en-noun-TifEZ4Qd",
      "links": [
        [
          "aviation",
          "aviation"
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        [
          "air traffic control",
          "air traffic control"
        ],
        [
          "direct",
          "direct"
        ],
        [
          "radar",
          "radar"
        ],
        [
          "observation",
          "observation"
        ]
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      "raw_glosses": [
        "(aviation) The air traffic control practice of controlling aircraft whose positions are determined by direct radar observation."
      ],
      "related": [
        {
          "_dis1": "58 42",
          "word": "positive control group"
        }
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        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "glosses": [
        "In dog handling, the state of having affirmative physical or non-physical control of a dog."
      ],
      "id": "en-positive_control-en-noun-jY0TrDSU",
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        [
          "dog",
          "dog"
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        "uncountable"
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  "word": "positive control"
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  "lang_code": "en",
  "pos": "noun",
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    {
      "word": "positive control group"
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      "glosses": [
        "The air traffic control practice of controlling aircraft whose positions are determined by direct radar observation."
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          "air traffic control",
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          "radar",
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        "(aviation) The air traffic control practice of controlling aircraft whose positions are determined by direct radar observation."
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        "physical-sciences"
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        "In dog handling, the state of having affirmative physical or non-physical control of a dog."
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          "dog",
          "dog"
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  "word": "positive control"
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