"imaginary time" meaning in English

{
  "forms": [
    {
      "form": "imaginary times",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "imaginary time (countable and uncountable, plural imaginary times)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Quantum mechanics",
          "orig": "en:Quantum mechanics",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Real time which has undergone a Wick rotation so that its coordinates are multiplied by the imaginary unit i."
      ],
      "id": "en-imaginary_time-en-noun-weas~tEp",
      "links": [
        [
          "quantum mechanics",
          "quantum mechanics"
        ],
        [
          "Real time",
          "real time"
        ],
        [
          "Wick rotation",
          "Wick rotation"
        ],
        [
          "coordinate",
          "coordinate"
        ],
        [
          "multiplied",
          "multiplied"
        ],
        [
          "imaginary",
          "imaginary"
        ],
        [
          "i",
          "i"
        ]
      ],
      "qualifier": "quantum mechanics",
      "raw_glosses": [
        "(quantum mechanics) Real time which has undergone a Wick rotation so that its coordinates are multiplied by the imaginary unit i."
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "word": "imaginary time"
}

{
  "forms": [
    {
      "form": "imaginary times",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "imaginary time (countable and uncountable, plural imaginary times)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Quantum mechanics"
      ],
      "glosses": [
        "Real time which has undergone a Wick rotation so that its coordinates are multiplied by the imaginary unit i."
      ],
      "links": [
        [
          "quantum mechanics",
          "quantum mechanics"
        ],
        [
          "Real time",
          "real time"
        ],
        [
          "Wick rotation",
          "Wick rotation"
        ],
        [
          "coordinate",
          "coordinate"
        ],
        [
          "multiplied",
          "multiplied"
        ],
        [
          "imaginary",
          "imaginary"
        ],
        [
          "i",
          "i"
        ]
      ],
      "qualifier": "quantum mechanics",
      "raw_glosses": [
        "(quantum mechanics) Real time which has undergone a Wick rotation so that its coordinates are multiplied by the imaginary unit i."
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "word": "imaginary time"
}