"б." meaning in Russian

{
  "forms": [
    {
      "form": "b.",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "indecl": "1"
      },
      "expansion": "б. • (b.) (indeclinable)",
      "name": "ru-adj"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adj",
  "related": [
    {
      "_dis1": "0 0",
      "roman": "byv.",
      "word": "быв"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "extra": "bolʹšój, “big”",
          "word": "большо́й"
        }
      ],
      "categories": [
        {
          "_dis": "79 21",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "96 4",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "82 18",
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "abbreviation of большо́й (bolʹšój, “big”)"
      ],
      "id": "en-б.-ru-adj-0vyJvO~B",
      "links": [
        [
          "большо́й",
          "большой#Russian"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "indeclinable"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "bývšij, “former”",
          "word": "бы́вший"
        }
      ],
      "categories": [],
      "glosses": [
        "abbreviation of бы́вший (bývšij, “former”)"
      ],
      "id": "en-б.-ru-adj-y~XELE0B",
      "links": [
        [
          "бы́вший",
          "бывший#Russian"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "indeclinable"
      ]
    }
  ],
  "word": "б."
}

{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Russian adjectives",
    "Russian entries with incorrect language header",
    "Russian indeclinable adjectives",
    "Russian lemmas",
    "Russian terms spelled with .",
    "Russian terms with redundant head parameter"
  ],
  "forms": [
    {
      "form": "b.",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "indecl": "1"
      },
      "expansion": "б. • (b.) (indeclinable)",
      "name": "ru-adj"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "adj",
  "related": [
    {
      "roman": "byv.",
      "word": "быв"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "extra": "bolʹšój, “big”",
          "word": "большо́й"
        }
      ],
      "categories": [
        "Russian abbreviations"
      ],
      "glosses": [
        "abbreviation of большо́й (bolʹšój, “big”)"
      ],
      "links": [
        [
          "большо́й",
          "большой#Russian"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "indeclinable"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "bývšij, “former”",
          "word": "бы́вший"
        }
      ],
      "categories": [
        "Russian abbreviations"
      ],
      "glosses": [
        "abbreviation of бы́вший (bývšij, “former”)"
      ],
      "links": [
        [
          "бы́вший",
          "бывший#Russian"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "indeclinable"
      ]
    }
  ],
  "word": "б."
}

{
  "called_from": "linkages/371",
  "msg": "unrecognized linkage prefix: (alternative abbreviation to бы́вший): быв. (byv.) desc=alternative abbreviation to бы́вший rest=быв. (byv.) cls=other cls2=other e1=False e2=False",
  "path": [
    "б."
  ],
  "section": "Russian",
  "subsection": "adjective",
  "title": "б.",
  "trace": ""
}