"open interval" meaning in All languages combined

{
  "anagrams": [
    {
      "word": "preventional"
    }
  ],
  "categories": [
    {
      "kind": "other",
      "name": "Locutions nominales en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "open intervals",
      "ipas": [
        "\\ˈoʊp(ə)n ˈɪntəvəlz\\"
      ],
      "tags": [
        "plural"
      ]
    }
  ],
  "holonyms": [
    {
      "word": "open set"
    },
    {
      "word": "open ball"
    }
  ],
  "hypernyms": [
    {
      "word": "interval"
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en anglais de la topologie",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lexique en anglais de l’analyse",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en anglais",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Intervalle ouvert."
      ],
      "id": "fr-open_interval-en-noun-NbWi-lQO",
      "tags": [
        "analytic"
      ],
      "topics": [
        "topology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈoʊp(ə)n ˈɪntəvəl\\"
    }
  ],
  "word": "open interval"
}

{
  "anagrams": [
    {
      "word": "preventional"
    }
  ],
  "categories": [
    "Locutions nominales en anglais",
    "anglais"
  ],
  "forms": [
    {
      "form": "open intervals",
      "ipas": [
        "\\ˈoʊp(ə)n ˈɪntəvəlz\\"
      ],
      "tags": [
        "plural"
      ]
    }
  ],
  "holonyms": [
    {
      "word": "open set"
    },
    {
      "word": "open ball"
    }
  ],
  "hypernyms": [
    {
      "word": "interval"
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        "Lexique en anglais de la topologie",
        "Lexique en anglais de l’analyse",
        "Wiktionnaire:Exemples manquants en anglais"
      ],
      "glosses": [
        "Intervalle ouvert."
      ],
      "tags": [
        "analytic"
      ],
      "topics": [
        "topology"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈoʊp(ə)n ˈɪntəvəl\\"
    }
  ],
  "word": "open interval"
}