"elucubrate" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "elucubrare",
        "4": "",
        "5": "compose by lamplight"
      },
      "expansion": "Latin elucubrare (“compose by lamplight”)",
      "name": "uder"
    }
  ],
  "etymology_text": "From the past participle of Latin elucubrare (“compose by lamplight”).",
  "forms": [
    {
      "form": "elucubrates",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "elucubrating",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "elucubrated",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "elucubrated",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "elucubrate (third-person singular simple present elucubrates, present participle elucubrating, simple past and past participle elucubrated)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English undefined derivations",
          "parents": [
            "Undefined derivations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Night",
          "orig": "en:Night",
          "parents": [
            "Darkness",
            "Time",
            "Light",
            "All topics",
            "Energy",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "elucubration"
        }
      ],
      "glosses": [
        "To solve, write or compose by working studiously at night; to study."
      ],
      "id": "en-elucubrate-en-verb-rRnWEKqE",
      "links": [
        [
          "solve",
          "solve"
        ],
        [
          "write",
          "write"
        ],
        [
          "compose",
          "compose"
        ],
        [
          "working",
          "working"
        ],
        [
          "studiously",
          "studiously"
        ],
        [
          "study",
          "study"
        ]
      ],
      "synonyms": [
        {
          "word": "burn the midnight oil"
        },
        {
          "word": "pull an all-nighter"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɪˈluːkjʊbɹeɪt/"
    },
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-elucubrate.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/70/LL-Q1860_%28eng%29-Vealhurl-elucubrate.wav/LL-Q1860_%28eng%29-Vealhurl-elucubrate.wav.mp3",
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    }
  ],
  "word": "elucubrate"
}

{
  "derived": [
    {
      "word": "elucubration"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "elucubrare",
        "4": "",
        "5": "compose by lamplight"
      },
      "expansion": "Latin elucubrare (“compose by lamplight”)",
      "name": "uder"
    }
  ],
  "etymology_text": "From the past participle of Latin elucubrare (“compose by lamplight”).",
  "forms": [
    {
      "form": "elucubrates",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "elucubrating",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "elucubrated",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "elucubrated",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "elucubrate (third-person singular simple present elucubrates, present participle elucubrating, simple past and past participle elucubrated)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English terms derived from Latin",
        "English undefined derivations",
        "English verbs",
        "Pages with 4 entries",
        "Pages with entries",
        "en:Night"
      ],
      "glosses": [
        "To solve, write or compose by working studiously at night; to study."
      ],
      "links": [
        [
          "solve",
          "solve"
        ],
        [
          "write",
          "write"
        ],
        [
          "compose",
          "compose"
        ],
        [
          "working",
          "working"
        ],
        [
          "studiously",
          "studiously"
        ],
        [
          "study",
          "study"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɪˈluːkjʊbɹeɪt/"
    },
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-elucubrate.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/70/LL-Q1860_%28eng%29-Vealhurl-elucubrate.wav/LL-Q1860_%28eng%29-Vealhurl-elucubrate.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/70/LL-Q1860_%28eng%29-Vealhurl-elucubrate.wav/LL-Q1860_%28eng%29-Vealhurl-elucubrate.wav.ogg"
    }
  ],
  "synonyms": [
    {
      "word": "burn the midnight oil"
    },
    {
      "word": "pull an all-nighter"
    }
  ],
  "word": "elucubrate"
}