"ꟾ" meaning in Latin

{
  "head_templates": [
    {
      "args": {
        "1": "la",
        "10": "",
        "2": "letter",
        "3": "upper case",
        "4": "",
        "5": "",
        "6": "ꟾ",
        "7": "",
        "8": "",
        "9": "",
        "sc": ""
      },
      "expansion": "ꟾ (upper case)",
      "name": "head"
    },
    {
      "args": {
        "upper": "ꟾ"
      },
      "expansion": "ꟾ (upper case)",
      "name": "la-letter"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "character",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Latin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Latin terms in nonstandard scripts",
          "parents": [
            "Terms in nonstandard scripts",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "c. 100 CE Roman inscription (image)",
          "text": "C[aius]·AVRELIVS / PARTꟵENIVS / ÓRNÁMENTꟾS·DEC[urionalibus] / HONÓRÁTVS·COL[oniae]·AVG[ustae] / NEMAVSꟾ·ꟾIIIIꟾVIR·AVG[ustalis] / COL[onia]·CÓPIA·CLAVD[ia]·AVG[usta]·LVGVD[uni] / ITEM·NÁRBÓNE·MÁRTIO / ET·FIR[ma]·IVL[ia]·SECVND[anorum] ARAVSIÓNE / ET·FORO·IVLIꟾ·PÁCÁTO / VBꟾQVE·GRÁTVITꟾS·HONÓRIBVS"
        }
      ],
      "glosses": [
        "a long I, used instead of the apex (◌́) found on other vowel letters."
      ],
      "id": "en-ꟾ-la-character-Fmb4VUs6",
      "links": [
        [
          "long",
          "long#English"
        ],
        [
          "I",
          "I#English"
        ],
        [
          "apex",
          "apex#English"
        ],
        [
          "◌́",
          "◌́#Latin"
        ]
      ],
      "raw_glosses": [
        "(in ancient inscriptions) a long I, used instead of the apex (◌́) found on other vowel letters."
      ],
      "raw_tags": [
        "in ancient inscriptions"
      ],
      "synonyms": [
        {
          "word": "Ī"
        }
      ],
      "tags": [
        "letter",
        "uppercase"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/iː/"
    }
  ],
  "word": "ꟾ"
}

{
  "head_templates": [
    {
      "args": {
        "1": "la",
        "10": "",
        "2": "letter",
        "3": "upper case",
        "4": "",
        "5": "",
        "6": "ꟾ",
        "7": "",
        "8": "",
        "9": "",
        "sc": ""
      },
      "expansion": "ꟾ (upper case)",
      "name": "head"
    },
    {
      "args": {
        "upper": "ꟾ"
      },
      "expansion": "ꟾ (upper case)",
      "name": "la-letter"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "character",
  "senses": [
    {
      "categories": [
        "Latin 1-syllable words",
        "Latin entries with incorrect language header",
        "Latin lemmas",
        "Latin letters",
        "Latin terms in nonstandard scripts",
        "Latin terms with IPA pronunciation",
        "Latin terms with quotations",
        "Requests for translations of Latin quotations"
      ],
      "examples": [
        {
          "ref": "c. 100 CE Roman inscription (image)",
          "text": "C[aius]·AVRELIVS / PARTꟵENIVS / ÓRNÁMENTꟾS·DEC[urionalibus] / HONÓRÁTVS·COL[oniae]·AVG[ustae] / NEMAVSꟾ·ꟾIIIIꟾVIR·AVG[ustalis] / COL[onia]·CÓPIA·CLAVD[ia]·AVG[usta]·LVGVD[uni] / ITEM·NÁRBÓNE·MÁRTIO / ET·FIR[ma]·IVL[ia]·SECVND[anorum] ARAVSIÓNE / ET·FORO·IVLIꟾ·PÁCÁTO / VBꟾQVE·GRÁTVITꟾS·HONÓRIBVS"
        }
      ],
      "glosses": [
        "a long I, used instead of the apex (◌́) found on other vowel letters."
      ],
      "links": [
        [
          "long",
          "long#English"
        ],
        [
          "I",
          "I#English"
        ],
        [
          "apex",
          "apex#English"
        ],
        [
          "◌́",
          "◌́#Latin"
        ]
      ],
      "raw_glosses": [
        "(in ancient inscriptions) a long I, used instead of the apex (◌́) found on other vowel letters."
      ],
      "raw_tags": [
        "in ancient inscriptions"
      ],
      "tags": [
        "letter",
        "uppercase"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/iː/"
    }
  ],
  "synonyms": [
    {
      "word": "Ī"
    }
  ],
  "word": "ꟾ"
}