"selectísimo" meaning in Spanish

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "selecto",
        "3": "ísimo",
        "t1": "select, choice"
      },
      "expansion": "selecto (“select, choice”) + -ísimo",
      "name": "suffix"
    }
  ],
  "etymology_text": "From selecto (“select, choice”) + -ísimo.",
  "forms": [
    {
      "form": "selectísima",
      "tags": [
        "feminine"
      ]
    },
    {
      "form": "selectísimos",
      "tags": [
        "masculine",
        "plural"
      ]
    },
    {
      "form": "selectísimas",
      "tags": [
        "feminine",
        "plural"
      ]
    }
  ],
  "hyphenation": [
    "se‧lec‧tí‧si‧mo"
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "57 43",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "84 16",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "62 38",
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "85 15",
          "kind": "other",
          "name": "Spanish terms suffixed with -ísimo",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "form_of": [
        {
          "extra": "very select",
          "word": "selecto"
        }
      ],
      "glosses": [
        "superlative degree of selecto: very select"
      ],
      "id": "en-selectísimo-es-adj-E0Dajlzj",
      "links": [
        [
          "selecto",
          "selecto#Spanish"
        ],
        [
          "select",
          "select"
        ]
      ],
      "raw_glosses": [
        "(of people or things) superlative degree of selecto: very select"
      ],
      "raw_tags": [
        "of people or things"
      ],
      "tags": [
        "form-of",
        "superlative"
      ]
    },
    {
      "categories": [],
      "form_of": [
        {
          "extra": "choice, of very good quality",
          "word": "selecto"
        }
      ],
      "glosses": [
        "superlative degree of selecto: choice, of very good quality"
      ],
      "id": "en-selectísimo-es-adj-aOEINDFP",
      "links": [
        [
          "selecto",
          "selecto#Spanish"
        ],
        [
          "choice",
          "choice"
        ]
      ],
      "raw_glosses": [
        "(of food) superlative degree of selecto: choice, of very good quality"
      ],
      "raw_tags": [
        "of food"
      ],
      "tags": [
        "form-of",
        "superlative"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/seleɡˈtisimo/"
    },
    {
      "ipa": "[se.leɣ̞ˈt̪i.si.mo]"
    },
    {
      "rhymes": "-isimo"
    }
  ],
  "word": "selectísimo"
}

{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Rhymes:Spanish/isimo",
    "Rhymes:Spanish/isimo/5 syllables",
    "Spanish 5-syllable words",
    "Spanish adjectives",
    "Spanish entries with incorrect language header",
    "Spanish lemmas",
    "Spanish terms suffixed with -ísimo",
    "Spanish terms with IPA pronunciation"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "selecto",
        "3": "ísimo",
        "t1": "select, choice"
      },
      "expansion": "selecto (“select, choice”) + -ísimo",
      "name": "suffix"
    }
  ],
  "etymology_text": "From selecto (“select, choice”) + -ísimo.",
  "forms": [
    {
      "form": "selectísima",
      "tags": [
        "feminine"
      ]
    },
    {
      "form": "selectísimos",
      "tags": [
        "masculine",
        "plural"
      ]
    },
    {
      "form": "selectísimas",
      "tags": [
        "feminine",
        "plural"
      ]
    }
  ],
  "hyphenation": [
    "se‧lec‧tí‧si‧mo"
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Spanish superlative adjectives"
      ],
      "form_of": [
        {
          "extra": "very select",
          "word": "selecto"
        }
      ],
      "glosses": [
        "superlative degree of selecto: very select"
      ],
      "links": [
        [
          "selecto",
          "selecto#Spanish"
        ],
        [
          "select",
          "select"
        ]
      ],
      "raw_glosses": [
        "(of people or things) superlative degree of selecto: very select"
      ],
      "raw_tags": [
        "of people or things"
      ],
      "tags": [
        "form-of",
        "superlative"
      ]
    },
    {
      "categories": [
        "Spanish superlative adjectives"
      ],
      "form_of": [
        {
          "extra": "choice, of very good quality",
          "word": "selecto"
        }
      ],
      "glosses": [
        "superlative degree of selecto: choice, of very good quality"
      ],
      "links": [
        [
          "selecto",
          "selecto#Spanish"
        ],
        [
          "choice",
          "choice"
        ]
      ],
      "raw_glosses": [
        "(of food) superlative degree of selecto: choice, of very good quality"
      ],
      "raw_tags": [
        "of food"
      ],
      "tags": [
        "form-of",
        "superlative"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/seleɡˈtisimo/"
    },
    {
      "ipa": "[se.leɣ̞ˈt̪i.si.mo]"
    },
    {
      "rhymes": "-isimo"
    }
  ],
  "word": "selectísimo"
}