"ultra-fins" meaning in Français

{
  "anagrams": [
    {
      "word": "frinaults"
    },
    {
      "word": "surfilant"
    }
  ],
  "categories": [
    {
      "kind": "other",
      "name": "Formes d’adjectifs en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "ultra-fin",
      "ipas": [
        "\\yl.tʁa.fɛ̃\\"
      ],
      "tags": [
        "singular",
        "masculine"
      ]
    },
    {
      "form": "ultra-fine",
      "ipas": [
        "\\yl.tʁa.fin\\"
      ],
      "tags": [
        "singular",
        "feminine"
      ]
    },
    {
      "form": "ultra-fines",
      "ipas": [
        "\\yl.tʁa.fin\\"
      ],
      "tags": [
        "plural",
        "feminine"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "adj",
  "pos_title": "Forme d’adjectif",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en français",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              132,
              142
            ]
          ],
          "ref": "Gilles Hanauer, Trop zen pour toi, 2011, page 80",
          "text": "Victime à l’envers du syndrome de Paris, je m’étais convaincu que la bureautique au Japon devait être total high-tech : ordinateurs ultra-fins et écrans géants ultra-plats, ambiance générale pastel avec reflets fluo."
        }
      ],
      "form_of": [
        {
          "word": "ultra-fin"
        }
      ],
      "glosses": [
        "Masculin pluriel de ultra-fin."
      ],
      "id": "fr-ultra-fins-fr-adj-XkntCERu"
    }
  ],
  "sounds": [
    {
      "ipa": "\\yl.tʁa.fɛ̃\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "ultra-fins"
}

{
  "anagrams": [
    {
      "word": "frinaults"
    },
    {
      "word": "surfilant"
    }
  ],
  "categories": [
    "Formes d’adjectifs en français",
    "français"
  ],
  "forms": [
    {
      "form": "ultra-fin",
      "ipas": [
        "\\yl.tʁa.fɛ̃\\"
      ],
      "tags": [
        "singular",
        "masculine"
      ]
    },
    {
      "form": "ultra-fine",
      "ipas": [
        "\\yl.tʁa.fin\\"
      ],
      "tags": [
        "singular",
        "feminine"
      ]
    },
    {
      "form": "ultra-fines",
      "ipas": [
        "\\yl.tʁa.fin\\"
      ],
      "tags": [
        "plural",
        "feminine"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "adj",
  "pos_title": "Forme d’adjectif",
  "senses": [
    {
      "categories": [
        "Exemples en français"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              132,
              142
            ]
          ],
          "ref": "Gilles Hanauer, Trop zen pour toi, 2011, page 80",
          "text": "Victime à l’envers du syndrome de Paris, je m’étais convaincu que la bureautique au Japon devait être total high-tech : ordinateurs ultra-fins et écrans géants ultra-plats, ambiance générale pastel avec reflets fluo."
        }
      ],
      "form_of": [
        {
          "word": "ultra-fin"
        }
      ],
      "glosses": [
        "Masculin pluriel de ultra-fin."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\yl.tʁa.fɛ̃\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "ultra-fins"
}