"24mo" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "24",
        "3": "mo"
      },
      "expansion": "24 + -mo",
      "name": "suffix"
    }
  ],
  "etymology_text": "24 + -mo",
  "forms": [
    {
      "form": "24mos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "24mo (usually uncountable, plural 24mos)",
      "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 terms suffixed with -mo",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Book sizes",
          "orig": "en:Book sizes",
          "parents": [
            "Publishing",
            "Industries",
            "Mass media",
            "Business",
            "Culture",
            "Media",
            "Economics",
            "Society",
            "Communication",
            "Social sciences",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Four",
          "orig": "en:Four",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Paper sizes",
          "orig": "en:Paper sizes",
          "parents": [
            "Paper",
            "Materials",
            "Manufacturing",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Printing",
          "orig": "en:Printing",
          "parents": [
            "Industries",
            "Business",
            "Economics",
            "Society",
            "Social sciences",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Twenty",
          "orig": "en:Twenty",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Vicesimo-quarto."
      ],
      "id": "en-24mo-en-noun-i2OKdPga",
      "links": [
        [
          "printing",
          "printing#Noun"
        ],
        [
          "Vicesimo-quarto",
          "vicesimo-quarto"
        ]
      ],
      "qualifier": "paper",
      "raw_glosses": [
        "(paper, printing) Vicesimo-quarto."
      ],
      "synonyms": [
        {
          "sense": "paper size",
          "word": "twenty-fourmo"
        },
        {
          "sense": "paper size",
          "word": "24º"
        },
        {
          "sense": "book size",
          "word": "T"
        },
        {
          "sense": "book size",
          "word": "twenty-fourmo"
        },
        {
          "sense": "book size",
          "word": "24º"
        }
      ],
      "tags": [
        "uncountable",
        "usually"
      ],
      "topics": [
        "media",
        "printing",
        "publishing"
      ]
    }
  ],
  "word": "24mo"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "24",
        "3": "mo"
      },
      "expansion": "24 + -mo",
      "name": "suffix"
    }
  ],
  "etymology_text": "24 + -mo",
  "forms": [
    {
      "form": "24mos",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "24mo (usually uncountable, plural 24mos)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms spelled with numbers",
        "English terms suffixed with -mo",
        "English uncountable nouns",
        "en:Book sizes",
        "en:Four",
        "en:Paper sizes",
        "en:Printing",
        "en:Twenty"
      ],
      "glosses": [
        "Vicesimo-quarto."
      ],
      "links": [
        [
          "printing",
          "printing#Noun"
        ],
        [
          "Vicesimo-quarto",
          "vicesimo-quarto"
        ]
      ],
      "qualifier": "paper",
      "raw_glosses": [
        "(paper, printing) Vicesimo-quarto."
      ],
      "tags": [
        "uncountable",
        "usually"
      ],
      "topics": [
        "media",
        "printing",
        "publishing"
      ]
    }
  ],
  "synonyms": [
    {
      "sense": "paper size",
      "word": "twenty-fourmo"
    },
    {
      "sense": "paper size",
      "word": "24º"
    },
    {
      "sense": "book size",
      "word": "T"
    },
    {
      "sense": "book size",
      "word": "twenty-fourmo"
    },
    {
      "sense": "book size",
      "word": "24º"
    }
  ],
  "word": "24mo"
}