"◌̍" meaning in Hokkien

{
  "head_templates": [
    {
      "args": {
        "1": "nan-hbl",
        "2": "diacritical mark",
        "sc": "Latn"
      },
      "expansion": "◌̍",
      "name": "head"
    }
  ],
  "lang": "Hokkien",
  "lang_code": "nan-hbl",
  "pos": "character",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "name": "Hokkien diacritical marks",
          "parents": [
            "Diacritical marks",
            "Letters, symbols, and punctuation",
            "Symbols",
            "Orthography",
            "Writing",
            "Human behaviour",
            "Language",
            "Human",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
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          "kind": "other",
          "name": "Hokkien entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "Hokkien terms in nonstandard scripts",
          "parents": [
            "Terms in nonstandard scripts",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "Hokkien terms with non-redundant manual script codes",
          "parents": [
            "Terms with non-redundant manual script codes",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Represents the eighth tone of Taiwanese Hokkien in Pe̍h-ōe-jī."
      ],
      "id": "en-◌̍-nan-hbl-character-Db6dQcYT",
      "links": [
        [
          "eighth tone",
          "w:Taiwanese_Hokkien#Tones"
        ],
        [
          "Pe̍h-ōe-jī",
          "w:Pe̍h-ōe-jī"
        ]
      ],
      "tags": [
        "diacritic"
      ],
      "wikipedia": [
        "Pe̍h-ōe-jī",
        "Taiwanese_Hokkien#Tones"
      ]
    }
  ],
  "word": "◌̍"
}

{
  "head_templates": [
    {
      "args": {
        "1": "nan-hbl",
        "2": "diacritical mark",
        "sc": "Latn"
      },
      "expansion": "◌̍",
      "name": "head"
    }
  ],
  "lang": "Hokkien",
  "lang_code": "nan-hbl",
  "pos": "character",
  "senses": [
    {
      "categories": [
        "Hokkien diacritical marks",
        "Hokkien entries with incorrect language header",
        "Hokkien lemmas",
        "Hokkien terms in nonstandard scripts",
        "Hokkien terms with non-redundant manual script codes",
        "Pages with 3 entries"
      ],
      "glosses": [
        "Represents the eighth tone of Taiwanese Hokkien in Pe̍h-ōe-jī."
      ],
      "links": [
        [
          "eighth tone",
          "w:Taiwanese_Hokkien#Tones"
        ],
        [
          "Pe̍h-ōe-jī",
          "w:Pe̍h-ōe-jī"
        ]
      ],
      "tags": [
        "diacritic"
      ],
      "wikipedia": [
        "Pe̍h-ōe-jī",
        "Taiwanese_Hokkien#Tones"
      ]
    }
  ],
  "word": "◌̍"
}