"ul." meaning in Polish

{
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "ul. f",
      "name": "pl-noun"
    }
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "St. (street)",
          "word": "ulica"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Abbreviation of ulica; St. (street)"
      ],
      "id": "en-ul.-pl-noun-oLQQldvE",
      "links": [
        [
          "ulica",
          "ulica#Polish"
        ],
        [
          "St.",
          "St."
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/uˈli.t͡sa/"
    },
    {
      "rhymes": "-it͡sa"
    }
  ],
  "word": "ul."
}

{
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "ul. f",
      "name": "pl-noun"
    }
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "St. (street)",
          "word": "ulica"
        }
      ],
      "categories": [
        "Polish 3-syllable words",
        "Polish abbreviations",
        "Polish entries with incorrect language header",
        "Polish feminine nouns",
        "Polish lemmas",
        "Polish nouns",
        "Polish terms spelled with .",
        "Polish terms with IPA pronunciation",
        "Polish terms with audio links",
        "Rhymes:Polish/it͡sa"
      ],
      "glosses": [
        "Abbreviation of ulica; St. (street)"
      ],
      "links": [
        [
          "ulica",
          "ulica#Polish"
        ],
        [
          "St.",
          "St."
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/uˈli.t͡sa/"
    },
    {
      "rhymes": "-it͡sa"
    }
  ],
  "word": "ul."
}