"Hertsmere" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Herts",
        "3": "mere",
        "t1": "Hertfordshire",
        "t2": "boundary"
      },
      "expansion": "Herts (“Hertfordshire”) + mere (“boundary”)",
      "name": "af"
    }
  ],
  "etymology_text": "From Herts (“Hertfordshire”) + mere (“boundary”).",
  "head_templates": [
    {
      "args": {},
      "expansion": "Hertsmere",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "en",
          "name": "Boroughs in England",
          "orig": "en:Boroughs in England",
          "parents": [
            "Boroughs",
            "Places",
            "England",
            "Polities",
            "Names",
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        {
          "kind": "place",
          "langcode": "en",
          "name": "Districts of England",
          "orig": "en:Districts of England",
          "parents": [
            "Districts",
            "Places",
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          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "en",
          "name": "Districts of Hertfordshire, England",
          "orig": "en:Districts of Hertfordshire, England",
          "parents": [
            "Districts",
            "Places",
            "Political subdivisions",
            "Names",
            "Polities",
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          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "en",
          "name": "Places in England",
          "orig": "en:Places in England",
          "parents": [
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            "Names",
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          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "en",
          "name": "Places in Hertfordshire, England",
          "orig": "en:Places in Hertfordshire, England",
          "parents": [
            "Places",
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            "All topics",
            "Proper nouns",
            "Terms by semantic function",
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          "source": "w"
        }
      ],
      "glosses": [
        "A local government district with borough status of Hertfordshire, England, formed in 1974, with its headquarters in Borehamwood"
      ],
      "id": "en-Hertsmere-en-name-bl1rtpiw",
      "links": [
        [
          "Hertfordshire",
          "Hertfordshire#English"
        ],
        [
          "England",
          "England#English"
        ],
        [
          "Borehamwood",
          "Borehamwood#English"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/hɑːtsmɪə/",
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "Hertsmere"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Herts",
        "3": "mere",
        "t1": "Hertfordshire",
        "t2": "boundary"
      },
      "expansion": "Herts (“Hertfordshire”) + mere (“boundary”)",
      "name": "af"
    }
  ],
  "etymology_text": "From Herts (“Hertfordshire”) + mere (“boundary”).",
  "head_templates": [
    {
      "args": {},
      "expansion": "Hertsmere",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
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        "English 2-syllable words",
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        "en:Boroughs in England",
        "en:Districts of England",
        "en:Districts of Hertfordshire, England",
        "en:Places in England",
        "en:Places in Hertfordshire, England"
      ],
      "glosses": [
        "A local government district with borough status of Hertfordshire, England, formed in 1974, with its headquarters in Borehamwood"
      ],
      "links": [
        [
          "Hertfordshire",
          "Hertfordshire#English"
        ],
        [
          "England",
          "England#English"
        ],
        [
          "Borehamwood",
          "Borehamwood#English"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/hɑːtsmɪə/",
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "Hertsmere"
}