"principal investigator" meaning in English

{
  "forms": [
    {
      "form": "principal investigators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "principal investigator (plural principal investigators)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Sciences",
          "orig": "en:Sciences",
          "parents": [
            "All topics",
            "Fundamental"
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          "source": "w"
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      "examples": [
        {
          "ref": "2015 April 14, “NASA's New Horizons Nears Historic Encounter with Pluto”, in (Please provide the book title or journal name) (HTML), NASA/The Johns Hopkins University Applied Physics Laboratory, archived from the original on 2015-04-26:",
          "text": "„\"This is pure exploration; we're going to turn points of light into a planet and a system of moons before your eyes!\" said Alan Stern, New Horizons principal investigator from Southwest Research Institute (SwRI) in Boulder, Colorado. \"New Horizons is flying to Pluto — the biggest, brightest and most complex of the dwarf planets in the Kuiper Belt. This 21st century encounter is going to be an exploration bonanza unparalleled in anticipation since the storied missions of Voyager in the 1980s.\"“",
          "type": "quote"
        }
      ],
      "glosses": [
        "lead researcher on a grant-funded project"
      ],
      "id": "en-principal_investigator-en-noun-EVx0EKEu",
      "links": [
        [
          "sciences",
          "sciences"
        ],
        [
          "researcher",
          "researcher"
        ],
        [
          "grant",
          "grant"
        ],
        [
          "project",
          "project"
        ]
      ],
      "raw_glosses": [
        "(sciences) lead researcher on a grant-funded project"
      ],
      "topics": [
        "sciences"
      ]
    }
  ],
  "word": "principal investigator"
}

{
  "forms": [
    {
      "form": "principal investigators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "principal investigator (plural principal investigators)",
      "name": "en-noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English countable nouns",
        "English entries with incorrect language header",
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        "English nouns",
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        "Pages with 1 entry",
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        "en:Sciences"
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          "ref": "2015 April 14, “NASA's New Horizons Nears Historic Encounter with Pluto”, in (Please provide the book title or journal name) (HTML), NASA/The Johns Hopkins University Applied Physics Laboratory, archived from the original on 2015-04-26:",
          "text": "„\"This is pure exploration; we're going to turn points of light into a planet and a system of moons before your eyes!\" said Alan Stern, New Horizons principal investigator from Southwest Research Institute (SwRI) in Boulder, Colorado. \"New Horizons is flying to Pluto — the biggest, brightest and most complex of the dwarf planets in the Kuiper Belt. This 21st century encounter is going to be an exploration bonanza unparalleled in anticipation since the storied missions of Voyager in the 1980s.\"“",
          "type": "quote"
        }
      ],
      "glosses": [
        "lead researcher on a grant-funded project"
      ],
      "links": [
        [
          "sciences",
          "sciences"
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          "researcher",
          "researcher"
        ],
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          "grant",
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          "project"
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      "raw_glosses": [
        "(sciences) lead researcher on a grant-funded project"
      ],
      "topics": [
        "sciences"
      ]
    }
  ],
  "word": "principal investigator"
}