"-imo" meaning in Ido

{
  "etymology_templates": [
    {
      "args": {
        "1": "io",
        "2": "mis-idn",
        "3": "-im"
      },
      "expansion": "Idiom Neutral -im",
      "name": "bor"
    },
    {
      "args": {
        "1": "io",
        "2": "fr",
        "3": "-ième"
      },
      "expansion": "French -ième",
      "name": "bor"
    },
    {
      "args": {
        "1": "io",
        "2": "it",
        "3": "-imo"
      },
      "expansion": "Italian -imo",
      "name": "bor"
    },
    {
      "args": {
        "1": "io",
        "2": "es",
        "3": "-imo"
      },
      "expansion": "Spanish -imo",
      "name": "bor"
    },
    {
      "args": {
        "1": "",
        "2": "-ième",
        "3": "",
        "4": "-imo",
        "5": "",
        "6": "-imo",
        "idn": "-im"
      },
      "expansion": "Borrowed from Idiom Neutral -im, French -ième, Italian -imo, Spanish -imo.",
      "name": "io-bor"
    },
    {
      "args": {
        "1": "1219",
        "p": "68",
        "vol": "7"
      },
      "expansion": "Decision no. 1219, Progreso VII.",
      "name": "progreso"
    }
  ],
  "etymology_text": "Borrowed from Idiom Neutral -im, French -ième, Italian -imo, Spanish -imo. Compare -esma from the same source. Decision no. 1219, Progreso VII.",
  "head_templates": [
    {
      "args": {
        "1": "io",
        "2": "suffix",
        "cat2": "noun-forming suffixes",
        "cat3": ""
      },
      "expansion": "-imo",
      "name": "head"
    },
    {
      "args": {
        "1": "n"
      },
      "expansion": "-imo",
      "name": "io-suffix"
    }
  ],
  "lang": "Ido",
  "lang_code": "io",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Ido entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Ido terms approved in Progreso VII",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "quar (“four”) + -imo → quarimo (“a quarter, a fourth”)",
          "type": "example"
        },
        {
          "text": "du (“two”) + -imo → duimo (“a half”)",
          "type": "example"
        },
        {
          "text": "cent (“hundred”) + -imo → centimo (“a hundredth part”)",
          "type": "example"
        }
      ],
      "glosses": [
        "used to form fractions"
      ],
      "id": "en--imo-io-suffix-hmclgVED",
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-imo"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "io",
        "2": "mis-idn",
        "3": "-im"
      },
      "expansion": "Idiom Neutral -im",
      "name": "bor"
    },
    {
      "args": {
        "1": "io",
        "2": "fr",
        "3": "-ième"
      },
      "expansion": "French -ième",
      "name": "bor"
    },
    {
      "args": {
        "1": "io",
        "2": "it",
        "3": "-imo"
      },
      "expansion": "Italian -imo",
      "name": "bor"
    },
    {
      "args": {
        "1": "io",
        "2": "es",
        "3": "-imo"
      },
      "expansion": "Spanish -imo",
      "name": "bor"
    },
    {
      "args": {
        "1": "",
        "2": "-ième",
        "3": "",
        "4": "-imo",
        "5": "",
        "6": "-imo",
        "idn": "-im"
      },
      "expansion": "Borrowed from Idiom Neutral -im, French -ième, Italian -imo, Spanish -imo.",
      "name": "io-bor"
    },
    {
      "args": {
        "1": "1219",
        "p": "68",
        "vol": "7"
      },
      "expansion": "Decision no. 1219, Progreso VII.",
      "name": "progreso"
    }
  ],
  "etymology_text": "Borrowed from Idiom Neutral -im, French -ième, Italian -imo, Spanish -imo. Compare -esma from the same source. Decision no. 1219, Progreso VII.",
  "head_templates": [
    {
      "args": {
        "1": "io",
        "2": "suffix",
        "cat2": "noun-forming suffixes",
        "cat3": ""
      },
      "expansion": "-imo",
      "name": "head"
    },
    {
      "args": {
        "1": "n"
      },
      "expansion": "-imo",
      "name": "io-suffix"
    }
  ],
  "lang": "Ido",
  "lang_code": "io",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Ido entries with incorrect language header",
        "Ido lemmas",
        "Ido noun-forming suffixes",
        "Ido suffixes",
        "Ido terms approved in Progreso VII",
        "Ido terms borrowed from French",
        "Ido terms borrowed from Idiom Neutral",
        "Ido terms borrowed from Italian",
        "Ido terms borrowed from Spanish",
        "Ido terms derived from French",
        "Ido terms derived from Idiom Neutral",
        "Ido terms derived from Italian",
        "Ido terms derived from Spanish",
        "Pages with 3 entries",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "quar (“four”) + -imo → quarimo (“a quarter, a fourth”)",
          "type": "example"
        },
        {
          "text": "du (“two”) + -imo → duimo (“a half”)",
          "type": "example"
        },
        {
          "text": "cent (“hundred”) + -imo → centimo (“a hundredth part”)",
          "type": "example"
        }
      ],
      "glosses": [
        "used to form fractions"
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-imo"
}