"of" meaning in Middle Dutch

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "nl",
            "2": "of"
          },
          "expansion": "Dutch: of",
          "name": "desc"
        }
      ],
      "text": "Dutch: of"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "li",
            "2": "óf"
          },
          "expansion": "Limburgish: óf",
          "name": "desc"
        }
      ],
      "text": "Limburgish: óf"
    }
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "dum",
        "2": "odt",
        "3": "of"
      },
      "expansion": "Old Dutch of",
      "name": "inh"
    }
  ],
  "etymology_text": "From Old Dutch of.",
  "head_templates": [
    {
      "args": {
        "1": "dum",
        "2": "conjunction"
      },
      "expansion": "of",
      "name": "head"
    }
  ],
  "lang": "Middle Dutch",
  "lang_code": "dum",
  "pos": "conj",
  "senses": [
    {
      "glosses": [
        "if, whether"
      ],
      "id": "en-of-dum-conj-7FMZqRH4",
      "links": [
        [
          "if",
          "if"
        ],
        [
          "whether",
          "whether"
        ]
      ]
    }
  ],
  "word": "of"
}

{
  "etymology_number": 2,
  "head_templates": [
    {
      "args": {
        "1": "dum",
        "2": "adverb",
        "head": ""
      },
      "expansion": "of",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "of",
      "name": "dum-adv"
    }
  ],
  "lang": "Middle Dutch",
  "lang_code": "dum",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "af"
        }
      ],
      "categories": [
        {
          "_dis": "100 0",
          "kind": "other",
          "name": "Middle Dutch entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Alternative form of af"
      ],
      "id": "en-of-dum-adv-~PqIIOiM",
      "links": [
        [
          "af",
          "af#Middle_Dutch"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "of"
}

{
  "categories": [
    "Middle Dutch adverbs",
    "Middle Dutch conjunctions",
    "Middle Dutch entries with incorrect language header",
    "Middle Dutch lemmas",
    "Middle Dutch terms derived from Old Dutch",
    "Middle Dutch terms inherited from Old Dutch",
    "Pages with 19 entries",
    "Pages with entries"
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "nl",
            "2": "of"
          },
          "expansion": "Dutch: of",
          "name": "desc"
        }
      ],
      "text": "Dutch: of"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "li",
            "2": "óf"
          },
          "expansion": "Limburgish: óf",
          "name": "desc"
        }
      ],
      "text": "Limburgish: óf"
    }
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "dum",
        "2": "odt",
        "3": "of"
      },
      "expansion": "Old Dutch of",
      "name": "inh"
    }
  ],
  "etymology_text": "From Old Dutch of.",
  "head_templates": [
    {
      "args": {
        "1": "dum",
        "2": "conjunction"
      },
      "expansion": "of",
      "name": "head"
    }
  ],
  "lang": "Middle Dutch",
  "lang_code": "dum",
  "pos": "conj",
  "senses": [
    {
      "glosses": [
        "if, whether"
      ],
      "links": [
        [
          "if",
          "if"
        ],
        [
          "whether",
          "whether"
        ]
      ]
    }
  ],
  "word": "of"
}

{
  "categories": [
    "Middle Dutch adverbs",
    "Middle Dutch entries with incorrect language header",
    "Middle Dutch lemmas",
    "Pages with 19 entries",
    "Pages with entries"
  ],
  "etymology_number": 2,
  "head_templates": [
    {
      "args": {
        "1": "dum",
        "2": "adverb",
        "head": ""
      },
      "expansion": "of",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "of",
      "name": "dum-adv"
    }
  ],
  "lang": "Middle Dutch",
  "lang_code": "dum",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "af"
        }
      ],
      "glosses": [
        "Alternative form of af"
      ],
      "links": [
        [
          "af",
          "af#Middle_Dutch"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "of"
}