"petitissime" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "petit",
        "3": "-issime"
      },
      "expansion": "petit + -issime",
      "name": "af"
    }
  ],
  "etymology_text": "From petit + -issime.",
  "forms": [
    {
      "form": "petitissimes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "petitissime (plural petitissimes)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "French terms suffixed with -issime",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "very small, very little, or both"
      ],
      "id": "en-petitissime-fr-adj-GsmqjaK5"
    }
  ],
  "sounds": [
    {
      "ipa": "/pə.ti.ti.sim/"
    },
    {
      "homophone": "petitissimes"
    }
  ],
  "word": "petitissime"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "petit",
        "3": "-issime"
      },
      "expansion": "petit + -issime",
      "name": "af"
    }
  ],
  "etymology_text": "From petit + -issime.",
  "forms": [
    {
      "form": "petitissimes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "petitissime (plural petitissimes)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "French 4-syllable words",
        "French adjectives",
        "French entries with incorrect language header",
        "French lemmas",
        "French terms suffixed with -issime",
        "French terms with IPA pronunciation",
        "French terms with homophones",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "very small, very little, or both"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pə.ti.ti.sim/"
    },
    {
      "homophone": "petitissimes"
    }
  ],
  "word": "petitissime"
}