"Jekyll" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "br",
        "3": "-"
      },
      "expansion": "Breton",
      "name": "der"
    },
    {
      "args": {
        "1": "fr",
        "2": "Gicquel"
      },
      "expansion": "French Gicquel",
      "name": "cog"
    },
    {
      "args": {
        "1": "en",
        "2": "obt",
        "3": "Iudichael"
      },
      "expansion": "Old Breton Iudichael",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "iūdex",
        "t": "judge"
      },
      "expansion": "Latin iūdex (“judge”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "obt",
        "3": "hael",
        "t": "generous"
      },
      "expansion": "Old Breton hael (“generous”)",
      "name": "der"
    },
    {
      "args": {
        "1": "br",
        "2": "hael",
        "t": "generous, noble"
      },
      "expansion": "Breton hael (“generous, noble”)",
      "name": "cog"
    }
  ],
  "etymology_text": "Ultimately from a Breton name also appearing in various forms in French Gicquel, Jézéquel, etc., ultimately from Old Breton Iudichael, the name of a Breton king revered as a Catholic saint. His name is from Latin iūdex (“judge”) + Old Breton hael (“generous”) (whence modern Breton hael (“generous, noble”)).",
  "head_templates": [
    {
      "args": {},
      "expansion": "Jekyll",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "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 surnames",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "Jekyll and Hyde"
        },
        {
          "word": "Jekyllesque"
        },
        {
          "word": "Jekyllian"
        }
      ],
      "glosses": [
        "A surname."
      ],
      "id": "en-Jekyll-en-name-EMUC1F3L",
      "links": [
        [
          "surname",
          "surname"
        ]
      ]
    }
  ],
  "word": "Jekyll"
}

{
  "derived": [
    {
      "word": "Jekyll and Hyde"
    },
    {
      "word": "Jekyllesque"
    },
    {
      "word": "Jekyllian"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "br",
        "3": "-"
      },
      "expansion": "Breton",
      "name": "der"
    },
    {
      "args": {
        "1": "fr",
        "2": "Gicquel"
      },
      "expansion": "French Gicquel",
      "name": "cog"
    },
    {
      "args": {
        "1": "en",
        "2": "obt",
        "3": "Iudichael"
      },
      "expansion": "Old Breton Iudichael",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "iūdex",
        "t": "judge"
      },
      "expansion": "Latin iūdex (“judge”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "obt",
        "3": "hael",
        "t": "generous"
      },
      "expansion": "Old Breton hael (“generous”)",
      "name": "der"
    },
    {
      "args": {
        "1": "br",
        "2": "hael",
        "t": "generous, noble"
      },
      "expansion": "Breton hael (“generous, noble”)",
      "name": "cog"
    }
  ],
  "etymology_text": "Ultimately from a Breton name also appearing in various forms in French Gicquel, Jézéquel, etc., ultimately from Old Breton Iudichael, the name of a Breton king revered as a Catholic saint. His name is from Latin iūdex (“judge”) + Old Breton hael (“generous”) (whence modern Breton hael (“generous, noble”)).",
  "head_templates": [
    {
      "args": {},
      "expansion": "Jekyll",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English proper nouns",
        "English surnames",
        "English terms derived from Breton",
        "English terms derived from Latin",
        "English terms derived from Old Breton",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "A surname."
      ],
      "links": [
        [
          "surname",
          "surname"
        ]
      ]
    }
  ],
  "word": "Jekyll"
}