"Gunter's chain" meaning in English

{
  "etymology_text": "Named after Edmund Gunter, English mathematician and geometer who devised it. For the surname, see Gunter.",
  "forms": [
    {
      "form": "Gunter's chains",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Gunter's chain (plural Gunter's chains)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A sixty-six-foot-long (i.e. four-rod-long) surveyor's chain divided into one hundred links."
      ],
      "id": "en-Gunter's_chain-en-noun-jAZQWXe1",
      "links": [
        [
          "foot",
          "foot"
        ],
        [
          "rod",
          "rod"
        ],
        [
          "surveyor",
          "surveyor"
        ],
        [
          "chain",
          "chain"
        ],
        [
          "link",
          "link"
        ]
      ],
      "synonyms": [
        {
          "word": "Gunter's Chain"
        }
      ],
      "wikipedia": [
        "Edmund Gunter",
        "Gunter's chain"
      ]
    }
  ],
  "word": "Gunter's chain"
}

{
  "etymology_text": "Named after Edmund Gunter, English mathematician and geometer who devised it. For the surname, see Gunter.",
  "forms": [
    {
      "form": "Gunter's chains",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Gunter's chain (plural Gunter's chains)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "A sixty-six-foot-long (i.e. four-rod-long) surveyor's chain divided into one hundred links."
      ],
      "links": [
        [
          "foot",
          "foot"
        ],
        [
          "rod",
          "rod"
        ],
        [
          "surveyor",
          "surveyor"
        ],
        [
          "chain",
          "chain"
        ],
        [
          "link",
          "link"
        ]
      ],
      "wikipedia": [
        "Edmund Gunter",
        "Gunter's chain"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Gunter's Chain"
    }
  ],
  "word": "Gunter's chain"
}