"Long Island Sound" meaning in English

{
  "etymology_text": "Long Island+sound",
  "head_templates": [
    {
      "args": {
        "head": "Long Island Sound"
      },
      "expansion": "Long Island Sound",
      "name": "en-proper-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "en",
          "name": "Places in the United States",
          "orig": "en:Places in the United States",
          "parents": [
            "Places"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "East River"
        },
        {
          "word": "New York Harbor"
        }
      ],
      "glosses": [
        "A sound in the United States, separating Long Island, New York State, from Connecticut, New England, ending at the western narrow end at New York Harbor."
      ],
      "id": "en-Long_Island_Sound-en-name-w1kSErmj",
      "links": [
        [
          "United States",
          "United States#English"
        ],
        [
          "Long Island",
          "Long Island#English"
        ],
        [
          "New York State",
          "New York State#English"
        ],
        [
          "Connecticut",
          "Connecticut#English"
        ],
        [
          "New England",
          "New England#English"
        ],
        [
          "New York Harbor",
          "New York Harbor#English"
        ]
      ]
    }
  ],
  "word": "Long Island Sound"
}

{
  "etymology_text": "Long Island+sound",
  "head_templates": [
    {
      "args": {
        "head": "Long Island Sound"
      },
      "expansion": "Long Island Sound",
      "name": "en-proper-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Places in the United States"
      ],
      "coordinate_terms": [
        {
          "word": "East River"
        },
        {
          "word": "New York Harbor"
        }
      ],
      "glosses": [
        "A sound in the United States, separating Long Island, New York State, from Connecticut, New England, ending at the western narrow end at New York Harbor."
      ],
      "links": [
        [
          "United States",
          "United States#English"
        ],
        [
          "Long Island",
          "Long Island#English"
        ],
        [
          "New York State",
          "New York State#English"
        ],
        [
          "Connecticut",
          "Connecticut#English"
        ],
        [
          "New England",
          "New England#English"
        ],
        [
          "New York Harbor",
          "New York Harbor#English"
        ]
      ]
    }
  ],
  "word": "Long Island Sound"
}