"σ⃝" meaning in Translingual

{
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "symbol",
        "head": ""
      },
      "expansion": "σ⃝",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms containing unencoded characters",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "mul",
          "name": "Phonetics",
          "orig": "mul:Phonetics",
          "parents": [
            "Linguistics",
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "an unidentifiable/indeterminate syllable"
      ],
      "id": "en-σ⃝-mul-symbol-T2D41dt3",
      "links": [
        [
          "phonetics",
          "phonetics"
        ],
        [
          "syllable",
          "syllable"
        ]
      ],
      "raw_glosses": [
        "(phonetics) an unidentifiable/indeterminate syllable"
      ],
      "related": [
        {
          "word": "○ and ◌⃝ for uses of a letter inside a circle"
        }
      ],
      "synonyms": [
        {
          "word": "⦇σ⦈"
        }
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "phonetics",
        "phonology",
        "sciences"
      ]
    }
  ],
  "word": "σ⃝"
}

{
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "symbol",
        "head": ""
      },
      "expansion": "σ⃝",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
  "related": [
    {
      "word": "○ and ◌⃝ for uses of a letter inside a circle"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Terms containing unencoded characters",
        "Translingual abbreviations",
        "Translingual entries with incorrect language header",
        "Translingual lemmas",
        "Translingual symbols",
        "Translingual terms spelled with ◌⃝",
        "mul:Phonetics"
      ],
      "glosses": [
        "an unidentifiable/indeterminate syllable"
      ],
      "links": [
        [
          "phonetics",
          "phonetics"
        ],
        [
          "syllable",
          "syllable"
        ]
      ],
      "raw_glosses": [
        "(phonetics) an unidentifiable/indeterminate syllable"
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "phonetics",
        "phonology",
        "sciences"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "⦇σ⦈"
    }
  ],
  "word": "σ⃝"
}