"decussation" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "decussationem"
      },
      "expansion": "Latin decussationem",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin decussationem, from decussare.",
  "forms": [
    {
      "form": "decussations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "decussation (plural decussations)",
      "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"
        }
      ],
      "derived": [
        {
          "word": "hemidecussation"
        }
      ],
      "examples": [
        {
          "ref": "1658, Sir Thomas Browne, The Garden of Cyrus, Folio Society, published 2007, page 167:",
          "text": "[…] which being doubled at the angle, makes up the Letter χ, that is the Emphaticall decussation, or fundamentall figure.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A crossing or intersection of lines etc. so as to form an X-shape."
      ],
      "id": "en-decussation-en-noun-nY1rt~MY",
      "links": [
        [
          "crossing",
          "crossing"
        ],
        [
          "intersection",
          "intersection"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/dɛkʌˈseɪʃən/"
    }
  ],
  "word": "decussation"
}

{
  "derived": [
    {
      "word": "hemidecussation"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "decussationem"
      },
      "expansion": "Latin decussationem",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin decussationem, from decussare.",
  "forms": [
    {
      "form": "decussations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "decussation (plural decussations)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms derived from Latin",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1658, Sir Thomas Browne, The Garden of Cyrus, Folio Society, published 2007, page 167:",
          "text": "[…] which being doubled at the angle, makes up the Letter χ, that is the Emphaticall decussation, or fundamentall figure.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A crossing or intersection of lines etc. so as to form an X-shape."
      ],
      "links": [
        [
          "crossing",
          "crossing"
        ],
        [
          "intersection",
          "intersection"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/dɛkʌˈseɪʃən/"
    }
  ],
  "word": "decussation"
}