"◌̌" meaning in Mandarin

{
  "lang": "Mandarin",
  "lang_code": "cmn",
  "pos": "character",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "name": "Mandarin diacritical marks",
          "parents": [
            "Diacritical marks",
            "Letters, symbols, and punctuation",
            "Symbols",
            "Orthography",
            "Writing",
            "Human behaviour",
            "Language",
            "Human",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mandarin diacritical marks in Latin script",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mandarin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mandarin terms in nonstandard scripts",
          "parents": [
            "Terms in nonstandard scripts",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mandarin terms with non-redundant manual script codes",
          "parents": [
            "Terms with non-redundant manual script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mandarin terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A diacritical mark of the Latin script, called 倒折音符 (“fall-return tone mark”) in Mandarin, and found on Ǎ/ǎ, Ě/ě, Ǐ/ǐ, Ǒ/ǒ, Ǔ/ǔ and Ǚ/ǚ. Indicates the low or dipping third tond, also called the 上聲 /上声 (“rising tone”) or the 三聲 /三声 (sānshēng, “third tone”), in the Hanyu Pinyin romanisation system."
      ],
      "id": "en-◌̌-cmn-character-cK5W2E04",
      "links": [
        [
          "diacritical mark",
          "diacritical mark"
        ],
        [
          "倒折音符",
          "倒折音符#Mandarin"
        ],
        [
          "Ǎ",
          "Ǎ#Mandarin"
        ],
        [
          "ǎ",
          "ǎ#Mandarin"
        ],
        [
          "Ě",
          "Ě#Mandarin"
        ],
        [
          "ě",
          "ě#Mandarin"
        ],
        [
          "Ǐ",
          "Ǐ#Mandarin"
        ],
        [
          "ǐ",
          "ǐ#Mandarin"
        ],
        [
          "Ǒ",
          "Ǒ#Mandarin"
        ],
        [
          "ǒ",
          "ǒ#Mandarin"
        ],
        [
          "Ǔ",
          "Ǔ#Mandarin"
        ],
        [
          "ǔ",
          "ǔ#Mandarin"
        ],
        [
          "Ǚ",
          "Ǚ#Mandarin"
        ],
        [
          "ǚ",
          "ǚ#Mandarin"
        ],
        [
          "上聲",
          "上聲#Chinese"
        ],
        [
          "上声",
          "上声#Chinese"
        ],
        [
          "三聲",
          "三聲#Chinese"
        ],
        [
          "三声",
          "三声#Chinese"
        ],
        [
          "Hanyu Pinyin",
          "Hanyu Pinyin#English"
        ]
      ],
      "tags": [
        "diacritic"
      ]
    }
  ],
  "word": "◌̌"
}

{
  "lang": "Mandarin",
  "lang_code": "cmn",
  "pos": "character",
  "senses": [
    {
      "categories": [
        "Mandarin diacritical marks",
        "Mandarin diacritical marks in Latin script",
        "Mandarin entries with incorrect language header",
        "Mandarin lemmas",
        "Mandarin terms in nonstandard scripts",
        "Mandarin terms with non-redundant manual script codes",
        "Mandarin terms with redundant script codes",
        "Pages with 7 entries",
        "Pages with entries"
      ],
      "glosses": [
        "A diacritical mark of the Latin script, called 倒折音符 (“fall-return tone mark”) in Mandarin, and found on Ǎ/ǎ, Ě/ě, Ǐ/ǐ, Ǒ/ǒ, Ǔ/ǔ and Ǚ/ǚ. Indicates the low or dipping third tond, also called the 上聲 /上声 (“rising tone”) or the 三聲 /三声 (sānshēng, “third tone”), in the Hanyu Pinyin romanisation system."
      ],
      "links": [
        [
          "diacritical mark",
          "diacritical mark"
        ],
        [
          "倒折音符",
          "倒折音符#Mandarin"
        ],
        [
          "Ǎ",
          "Ǎ#Mandarin"
        ],
        [
          "ǎ",
          "ǎ#Mandarin"
        ],
        [
          "Ě",
          "Ě#Mandarin"
        ],
        [
          "ě",
          "ě#Mandarin"
        ],
        [
          "Ǐ",
          "Ǐ#Mandarin"
        ],
        [
          "ǐ",
          "ǐ#Mandarin"
        ],
        [
          "Ǒ",
          "Ǒ#Mandarin"
        ],
        [
          "ǒ",
          "ǒ#Mandarin"
        ],
        [
          "Ǔ",
          "Ǔ#Mandarin"
        ],
        [
          "ǔ",
          "ǔ#Mandarin"
        ],
        [
          "Ǚ",
          "Ǚ#Mandarin"
        ],
        [
          "ǚ",
          "ǚ#Mandarin"
        ],
        [
          "上聲",
          "上聲#Chinese"
        ],
        [
          "上声",
          "上声#Chinese"
        ],
        [
          "三聲",
          "三聲#Chinese"
        ],
        [
          "三声",
          "三声#Chinese"
        ],
        [
          "Hanyu Pinyin",
          "Hanyu Pinyin#English"
        ]
      ],
      "tags": [
        "diacritic"
      ]
    }
  ],
  "word": "◌̌"
}