"high comma" meaning in English

{
  "forms": [
    {
      "form": "high commas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "high comma (plural high commas)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Punctuation marks",
          "orig": "en:Punctuation marks",
          "parents": [
            "Letters, symbols, and punctuation",
            "Symbols",
            "Orthography",
            "Writing",
            "Human behaviour",
            "Language",
            "Human",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An apostrophe."
      ],
      "id": "en-high_comma-en-noun-8b0HdaBl",
      "links": [
        [
          "childish",
          "childish"
        ],
        [
          "apostrophe",
          "apostrophe"
        ]
      ],
      "raw_glosses": [
        "(rare, childish) An apostrophe."
      ],
      "tags": [
        "childish",
        "rare"
      ]
    }
  ],
  "word": "high comma"
}

{
  "forms": [
    {
      "form": "high commas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "high comma (plural high commas)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English childish terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with rare senses",
        "en:Punctuation marks"
      ],
      "glosses": [
        "An apostrophe."
      ],
      "links": [
        [
          "childish",
          "childish"
        ],
        [
          "apostrophe",
          "apostrophe"
        ]
      ],
      "raw_glosses": [
        "(rare, childish) An apostrophe."
      ],
      "tags": [
        "childish",
        "rare"
      ]
    }
  ],
  "word": "high comma"
}