"ˊ" meaning in Mandarin

{
  "head_templates": [
    {
      "args": {
        "1": "cmn",
        "2": "letter",
        "sc": "Bopo"
      },
      "expansion": "ˊ",
      "name": "head"
    }
  ],
  "lang": "Mandarin",
  "lang_code": "cmn",
  "pos": "character",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Mandarin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mandarin entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "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 zhuyin",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "The second tone (第二聲／第二声) of Mandarin Chinese in Zhuyin script, the 陽平聲／阳平声 (yángpíng shēng, “light level tone”)."
      ],
      "id": "en-ˊ-cmn-character-9hNMJaof",
      "links": [
        [
          "第二聲",
          "第二聲#Chinese"
        ],
        [
          "第二声",
          "第二声#Chinese"
        ],
        [
          "陽平",
          "陽平#Chinese"
        ],
        [
          "聲",
          "聲#Chinese"
        ],
        [
          "阳平",
          "阳平#Chinese"
        ],
        [
          "声",
          "声#Chinese"
        ]
      ],
      "related": [
        {
          "english": "third tone",
          "word": "ˇ"
        },
        {
          "english": "fourth tone",
          "word": "ˋ"
        },
        {
          "english": "neutral tone",
          "word": "˙"
        }
      ],
      "tags": [
        "letter"
      ]
    }
  ],
  "word": "ˊ"
}

{
  "head_templates": [
    {
      "args": {
        "1": "cmn",
        "2": "letter",
        "sc": "Bopo"
      },
      "expansion": "ˊ",
      "name": "head"
    }
  ],
  "lang": "Mandarin",
  "lang_code": "cmn",
  "pos": "character",
  "related": [
    {
      "english": "third tone",
      "word": "ˇ"
    },
    {
      "english": "fourth tone",
      "word": "ˋ"
    },
    {
      "english": "neutral tone",
      "word": "˙"
    }
  ],
  "senses": [
    {
      "categories": [
        "Mandarin entries with incorrect language header",
        "Mandarin entries with language name categories using raw markup",
        "Mandarin lemmas",
        "Mandarin letters",
        "Mandarin terms with non-redundant manual script codes",
        "Mandarin zhuyin"
      ],
      "glosses": [
        "The second tone (第二聲／第二声) of Mandarin Chinese in Zhuyin script, the 陽平聲／阳平声 (yángpíng shēng, “light level tone”)."
      ],
      "links": [
        [
          "第二聲",
          "第二聲#Chinese"
        ],
        [
          "第二声",
          "第二声#Chinese"
        ],
        [
          "陽平",
          "陽平#Chinese"
        ],
        [
          "聲",
          "聲#Chinese"
        ],
        [
          "阳平",
          "阳平#Chinese"
        ],
        [
          "声",
          "声#Chinese"
        ]
      ],
      "tags": [
        "letter"
      ]
    }
  ],
  "word": "ˊ"
}