"in witness whereof" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "phrase"
      },
      "expansion": "in witness whereof",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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          "parents": [],
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        {
          "kind": "other",
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        {
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        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with French translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with German translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Mandarin translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Polish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Law",
          "orig": "en:Law",
          "parents": [
            "Justice",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Turn of phrase used to introduce the concluding clause in deeds."
      ],
      "id": "en-in_witness_whereof-en-phrase-gTrt1iM7",
      "links": [
        [
          "law",
          "law#English"
        ]
      ],
      "raw_glosses": [
        "(law) Turn of phrase used to introduce the concluding clause in deeds."
      ],
      "topics": [
        "law"
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "yǐ cǐ wèi zhèng",
          "sense": "Translations",
          "word": "以此為證 /以此为证"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "Translations",
          "word": "tämän vakuudeksi"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "Translations",
          "word": "en foi de quoi"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "Translations",
          "word": "sur foi de quoi"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "Translations",
          "word": "en vertu de quoi"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "Translations",
          "word": "zu Urkund dessen"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "Translations",
          "word": "na dowód"
        }
      ]
    }
  ],
  "word": "in witness whereof"
}

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      "expansion": "in witness whereof",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
  "senses": [
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        "English multiword terms",
        "English phrases",
        "Entries with translation boxes",
        "Pages with 1 entry",
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        "Terms with Finnish translations",
        "Terms with French translations",
        "Terms with German translations",
        "Terms with Mandarin translations",
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        "en:Law"
      ],
      "glosses": [
        "Turn of phrase used to introduce the concluding clause in deeds."
      ],
      "links": [
        [
          "law",
          "law#English"
        ]
      ],
      "raw_glosses": [
        "(law) Turn of phrase used to introduce the concluding clause in deeds."
      ],
      "topics": [
        "law"
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "yǐ cǐ wèi zhèng",
      "sense": "Translations",
      "word": "以此為證 /以此为证"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "Translations",
      "word": "tämän vakuudeksi"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "Translations",
      "word": "en foi de quoi"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "Translations",
      "word": "sur foi de quoi"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "Translations",
      "word": "en vertu de quoi"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "Translations",
      "word": "zu Urkund dessen"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "Translations",
      "word": "na dowód"
    }
  ],
  "word": "in witness whereof"
}