"Manhattan distance" meaning in English

{
  "etymology_text": "Based on the gridlike street geography of the New York borough of Manhattan.",
  "forms": [
    {
      "form": "Manhattan distances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Manhattan distance (plural Manhattan distances)",
      "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": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
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          "source": "w"
        }
      ],
      "glosses": [
        "The sum of the horizontal and vertical distances between points on a grid"
      ],
      "id": "en-Manhattan_distance-en-noun-pSG5bJ-W",
      "links": [
        [
          "sum",
          "sum"
        ],
        [
          "horizontal",
          "horizontal"
        ],
        [
          "vertical",
          "vertical"
        ],
        [
          "distance",
          "distance"
        ]
      ],
      "synonyms": [
        {
          "sense": "distance on a grid",
          "word": "blockwise distance"
        },
        {
          "sense": "distance on a grid",
          "word": "taxicab distance"
        }
      ]
    }
  ],
  "word": "Manhattan distance"
}

{
  "etymology_text": "Based on the gridlike street geography of the New York borough of Manhattan.",
  "forms": [
    {
      "form": "Manhattan distances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Manhattan distance (plural Manhattan distances)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms derived from toponyms",
        "English terms with non-redundant non-automated sortkeys"
      ],
      "glosses": [
        "The sum of the horizontal and vertical distances between points on a grid"
      ],
      "links": [
        [
          "sum",
          "sum"
        ],
        [
          "horizontal",
          "horizontal"
        ],
        [
          "vertical",
          "vertical"
        ],
        [
          "distance",
          "distance"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "sense": "distance on a grid",
      "word": "blockwise distance"
    },
    {
      "sense": "distance on a grid",
      "word": "taxicab distance"
    }
  ],
  "word": "Manhattan distance"
}