"ato" meaning in Old Polish

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "zlw-mpl",
            "2": "ato"
          },
          "expansion": "Middle Polish: ato",
          "name": "desc"
        }
      ],
      "text": "Middle Polish: ato"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "a",
        "3": "oto"
      },
      "expansion": "Univerbation of a + oto",
      "name": "univ"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "the 15th century",
      "name": "etydate/the"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "First attested in the 15th century.",
      "name": "etydate"
    }
  ],
  "etymology_text": "Univerbation of a + oto. First attested in the 15th century.",
  "head_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "particle"
      },
      "expansion": "ato",
      "name": "head"
    }
  ],
  "lang": "Old Polish",
  "lang_code": "zlw-opl",
  "pos": "particle",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Polish particles",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Polish univerbations",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "atoć"
        }
      ],
      "glosses": [
        "here!"
      ],
      "id": "en-ato-zlw-opl-particle-gdJlvBtD",
      "links": [
        [
          "here",
          "here"
        ]
      ],
      "synonyms": [
        {
          "word": "oto"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/atɔ/",
      "note": "10ᵗʰ–15ᵗʰ CE"
    },
    {
      "ipa": "/atɔ/",
      "note": "15ᵗʰ CE"
    }
  ],
  "word": "ato"
}

{
  "derived": [
    {
      "word": "atoć"
    }
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "zlw-mpl",
            "2": "ato"
          },
          "expansion": "Middle Polish: ato",
          "name": "desc"
        }
      ],
      "text": "Middle Polish: ato"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "a",
        "3": "oto"
      },
      "expansion": "Univerbation of a + oto",
      "name": "univ"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "the 15th century",
      "name": "etydate/the"
    },
    {
      "args": {
        "1": "15th century"
      },
      "expansion": "First attested in the 15th century.",
      "name": "etydate"
    }
  ],
  "etymology_text": "Univerbation of a + oto. First attested in the 15th century.",
  "head_templates": [
    {
      "args": {
        "1": "zlw-opl",
        "2": "particle"
      },
      "expansion": "ato",
      "name": "head"
    }
  ],
  "lang": "Old Polish",
  "lang_code": "zlw-opl",
  "pos": "particle",
  "senses": [
    {
      "categories": [
        "Old Polish entries with incorrect language header",
        "Old Polish lemmas",
        "Old Polish particles",
        "Old Polish terms with IPA pronunciation",
        "Old Polish univerbations"
      ],
      "glosses": [
        "here!"
      ],
      "links": [
        [
          "here",
          "here"
        ]
      ],
      "synonyms": [
        {
          "word": "oto"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/atɔ/",
      "note": "10ᵗʰ–15ᵗʰ CE"
    },
    {
      "ipa": "/atɔ/",
      "note": "15ᵗʰ CE"
    }
  ],
  "word": "ato"
}