"◌̃" meaning in Old French

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "frm",
            "2": "◌̃"
          },
          "expansion": "Middle French: ◌̃",
          "name": "desc"
        }
      ],
      "text": "Middle French: ◌̃"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "fro",
        "2": "diacritical mark"
      },
      "expansion": "◌̃",
      "name": "head"
    }
  ],
  "lang": "Old French",
  "lang_code": "fro",
  "pos": "character",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Middle French links with redundant target parameters",
          "parents": [
            "Links with redundant target parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Old French diacritical marks",
          "parents": [
            "Diacritical marks",
            "Letters, symbols, and punctuation",
            "Symbols",
            "Orthography",
            "Writing",
            "Human behaviour",
            "Language",
            "Human",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old French links with redundant target parameters",
          "parents": [
            "Links with redundant target parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old French terms in nonstandard scripts",
          "parents": [
            "Terms in nonstandard scripts",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "an",
          "text": "ã"
        },
        {
          "text": "cointemẽt — cointement"
        },
        {
          "english": "en",
          "text": "ẽ"
        }
      ],
      "glosses": [
        "Written on a letter, usually a vowel, in place of an omitted n or m."
      ],
      "id": "en-◌̃-fro-character-K3-c53rH",
      "tags": [
        "diacritic"
      ]
    }
  ],
  "word": "◌̃"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "frm",
            "2": "◌̃"
          },
          "expansion": "Middle French: ◌̃",
          "name": "desc"
        }
      ],
      "text": "Middle French: ◌̃"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "fro",
        "2": "diacritical mark"
      },
      "expansion": "◌̃",
      "name": "head"
    }
  ],
  "lang": "Old French",
  "lang_code": "fro",
  "pos": "character",
  "senses": [
    {
      "categories": [
        "Middle French links with redundant target parameters",
        "Old French diacritical marks",
        "Old French entries with incorrect language header",
        "Old French lemmas",
        "Old French links with redundant target parameters",
        "Old French terms in nonstandard scripts"
      ],
      "examples": [
        {
          "english": "an",
          "text": "ã"
        },
        {
          "text": "cointemẽt — cointement"
        },
        {
          "english": "en",
          "text": "ẽ"
        }
      ],
      "glosses": [
        "Written on a letter, usually a vowel, in place of an omitted n or m."
      ],
      "tags": [
        "diacritic"
      ]
    }
  ],
  "word": "◌̃"
}