"a" meaning in Middle French

{
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "frm",
        "2": "fro",
        "3": "a"
      },
      "expansion": "Old French a",
      "name": "inh"
    },
    {
      "args": {
        "1": "frm",
        "2": "la",
        "3": "ad"
      },
      "expansion": "Latin ad",
      "name": "inh"
    }
  ],
  "etymology_text": "From Old French a, from Latin ad.",
  "head_templates": [
    {
      "args": {
        "1": "frm",
        "2": "prepositions"
      },
      "expansion": "a",
      "name": "head"
    }
  ],
  "lang": "Middle French",
  "lang_code": "frm",
  "pos": "prep",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Middle French prepositions",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "to; towards"
      ],
      "id": "en-a-frm-prep-DdJF1-A3",
      "links": [
        [
          "to",
          "to"
        ],
        [
          "towards",
          "towards"
        ]
      ],
      "synonyms": [
        {
          "english": "after 1550",
          "word": "à"
        }
      ]
    }
  ],
  "word": "a"
}

{
  "etymology_number": 2,
  "etymology_templates": [
    {
      "args": {
        "1": "frm",
        "2": "fro",
        "3": "-"
      },
      "expansion": "Old French",
      "name": "inh"
    },
    {
      "args": {
        "1": "frm",
        "2": "la",
        "3": "habet"
      },
      "expansion": "Latin habet",
      "name": "inh"
    }
  ],
  "etymology_text": "From Old French, from Latin habet.",
  "head_templates": [
    {
      "args": {
        "1": "frm",
        "2": "verb forms"
      },
      "expansion": "a",
      "name": "head"
    }
  ],
  "lang": "Middle French",
  "lang_code": "frm",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "_dis": "6 94",
          "kind": "other",
          "name": "Middle French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "form_of": [
        {
          "word": "avoir"
        }
      ],
      "glosses": [
        "third-person singular present indicative of avoir"
      ],
      "id": "en-a-frm-verb-2yTtOfBi",
      "links": [
        [
          "avoir",
          "avoir#Middle French"
        ]
      ],
      "tags": [
        "form-of",
        "indicative",
        "present",
        "singular",
        "third-person"
      ]
    }
  ],
  "word": "a"
}

{
  "categories": [
    "Middle French entries with incorrect language header",
    "Middle French lemmas",
    "Middle French non-lemma forms",
    "Middle French prepositions",
    "Middle French terms derived from Latin",
    "Middle French terms derived from Old French",
    "Middle French terms inherited from Latin",
    "Middle French terms inherited from Old French",
    "Middle French verb forms"
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "frm",
        "2": "fro",
        "3": "a"
      },
      "expansion": "Old French a",
      "name": "inh"
    },
    {
      "args": {
        "1": "frm",
        "2": "la",
        "3": "ad"
      },
      "expansion": "Latin ad",
      "name": "inh"
    }
  ],
  "etymology_text": "From Old French a, from Latin ad.",
  "head_templates": [
    {
      "args": {
        "1": "frm",
        "2": "prepositions"
      },
      "expansion": "a",
      "name": "head"
    }
  ],
  "lang": "Middle French",
  "lang_code": "frm",
  "pos": "prep",
  "senses": [
    {
      "glosses": [
        "to; towards"
      ],
      "links": [
        [
          "to",
          "to"
        ],
        [
          "towards",
          "towards"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "english": "after 1550",
      "word": "à"
    }
  ],
  "word": "a"
}

{
  "categories": [
    "Middle French entries with incorrect language header",
    "Middle French non-lemma forms",
    "Middle French terms derived from Latin",
    "Middle French terms derived from Old French",
    "Middle French terms inherited from Latin",
    "Middle French terms inherited from Old French",
    "Middle French verb forms"
  ],
  "etymology_number": 2,
  "etymology_templates": [
    {
      "args": {
        "1": "frm",
        "2": "fro",
        "3": "-"
      },
      "expansion": "Old French",
      "name": "inh"
    },
    {
      "args": {
        "1": "frm",
        "2": "la",
        "3": "habet"
      },
      "expansion": "Latin habet",
      "name": "inh"
    }
  ],
  "etymology_text": "From Old French, from Latin habet.",
  "head_templates": [
    {
      "args": {
        "1": "frm",
        "2": "verb forms"
      },
      "expansion": "a",
      "name": "head"
    }
  ],
  "lang": "Middle French",
  "lang_code": "frm",
  "pos": "verb",
  "senses": [
    {
      "form_of": [
        {
          "word": "avoir"
        }
      ],
      "glosses": [
        "third-person singular present indicative of avoir"
      ],
      "links": [
        [
          "avoir",
          "avoir#Middle French"
        ]
      ],
      "tags": [
        "form-of",
        "indicative",
        "present",
        "singular",
        "third-person"
      ]
    }
  ],
  "word": "a"
}