"clopen" meaning in All languages combined

See clopen on Wiktionary

Adjective [English]

IPA: /ˈkləʊ̯.pən/ [Received-Pronunciation], /ˈkloʊ̯.pən/ [Canada, General-American], /ˈklɐʉ̯.pən/ [Australian, New-Zealand], /ˈkləʉ̯.pən/ [Australian], /ˈklo.pən/ [Scotland], /ˈkloː.pen/ [India]
enPR: klō′pən Rhymes: -əʊpən Etymology: Etymology tree English closed Proto-Indo-European *upó Proto-Germanic *ub Proto-Germanic *upp Proto-Germanic *upanaz Proto-West Germanic *opan Old English open Middle English open English open blend English clopen Blend of closed + open. Etymology templates: {{ety|en|:blend|closed|open|text=+|tree=1}} Etymology tree English closed Proto-Indo-European *upó Proto-Germanic *ub Proto-Germanic *upp Proto-Germanic *upanaz Proto-West Germanic *opan Old English open Middle English open English open blend English clopen [Appendix:Glossary#inherited|Inherited]] from", "keyword" : "inherited" } ], "lang_name" : "Proto-Germanic", "term" : "*ub", "status" : "ok", "lang" : "gem-pro" } ], "keyword_label" : "From", "keyword" : "from" } ], "lang_name" : "Proto-Germanic", "term" : "*upp", "status" : "ok", "lang" : "gem-pro" } ], "keyword_label" : "From", "keyword" : "from" } ], "lang_name" : "Proto-Germanic", "term" : "*upanaz", "status" : "ok", "lang" : "gem-pro" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "lang_name" : "Proto-West Germanic", "term" : "*opan", "status" : "ok", "lang" : "gmw-pro" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "lang_name" : "Old English", "term" : "open", "status" : "ok", "lang" : "ang" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "lang_name" : "Middle English", "term" : "open", "status" : "ok", "lang" : "enm" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "lang_name" : "English", "term" : "open", "status" : "ok", "lang" : "en" } ], "keyword_label" : "Blend of", "is_group" : true, "keyword" : "blend" } ], "lang_name" : "English", "term" : "clopen", "status" : "ok", "lang" : "en" }" data-lang="en" data-title="clopen"> Blend of closed + open. Head templates: {{en-adj|-}} clopen (not comparable)
  1. (topology, of a set in a topological space) Both open and closed. Tags: not-comparable Related terms: the half-open interval defined there is not to be confused with the clopen set
    Sense id: en-clopen-en-adj-BrT4EKpD Categories (other): Topology Topics: mathematics, sciences, topology

Noun [English]

IPA: /ˈkləʊ̯.pən/ [Received-Pronunciation], /ˈkloʊ̯.pən/ [Canada, General-American], /ˈklɐʉ̯.pən/ [Australian, New-Zealand], /ˈkləʉ̯.pən/ [Australian], /ˈklo.pən/ [Scotland], /ˈkloː.pen/ [India] Forms: clopens [plural]
enPR: klō′pən Rhymes: -əʊpən Etymology: Etymology tree English closed Proto-Indo-European *upó Proto-Germanic *ub Proto-Germanic *upp Proto-Germanic *upanaz Proto-West Germanic *opan Old English open Middle English open English open blend English clopen Blend of closed + open. Etymology templates: {{ety|en|:blend|closed|open|text=+|tree=1}} Etymology tree English closed Proto-Indo-European *upó Proto-Germanic *ub Proto-Germanic *upp Proto-Germanic *upanaz Proto-West Germanic *opan Old English open Middle English open English open blend English clopen [Appendix:Glossary#inherited|Inherited]] from", "keyword" : "inherited" } ], "lang_name" : "Proto-Germanic", "term" : "*ub", "status" : "ok", "lang" : "gem-pro" } ], "keyword_label" : "From", "keyword" : "from" } ], "lang_name" : "Proto-Germanic", "term" : "*upp", "status" : "ok", "lang" : "gem-pro" } ], "keyword_label" : "From", "keyword" : "from" } ], "lang_name" : "Proto-Germanic", "term" : "*upanaz", "status" : "ok", "lang" : "gem-pro" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "lang_name" : "Proto-West Germanic", "term" : "*opan", "status" : "ok", "lang" : "gmw-pro" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "lang_name" : "Old English", "term" : "open", "status" : "ok", "lang" : "ang" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "lang_name" : "Middle English", "term" : "open", "status" : "ok", "lang" : "enm" } ], "keyword_label" : "Inherited from", "keyword" : "inherited" } ], "lang_name" : "English", "term" : "open", "status" : "ok", "lang" : "en" } ], "keyword_label" : "Blend of", "is_group" : true, "keyword" : "blend" } ], "lang_name" : "English", "term" : "clopen", "status" : "ok", "lang" : "en" }" data-lang="en" data-title="clopen"> Blend of closed + open. Head templates: {{en-noun}} clopen (plural clopens)
  1. A pair of work shifts in which a worker works a closing shift one day and then works an opening shift the following day. Related terms: swing shift
    Sense id: en-clopen-en-noun-GvlYEwVP Categories (other): English adjectives ending in -en, English blends, English entries referencing missing etymons, English entries with etymology texts, English entries with etymology trees, English entries with etymon, English entries with incorrect language header, Pages using etymon with no ID, Pages with 1 entry, Pages with entries, Pages with etymology trees, Pages with etymon Disambiguation of English adjectives ending in -en: 22 78 Disambiguation of English blends: 21 79 Disambiguation of English entries referencing missing etymons: 26 74 Disambiguation of English entries with etymology texts: 24 76 Disambiguation of English entries with etymology trees: 24 76 Disambiguation of English entries with etymon: 20 80 Disambiguation of English entries with incorrect language header: 28 72 Disambiguation of Pages using etymon with no ID: 27 73 Disambiguation of Pages with 1 entry: 14 86 Disambiguation of Pages with entries: 25 75 Disambiguation of Pages with etymology trees: 31 69 Disambiguation of Pages with etymon: 27 73

Inflected forms

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      "args": {
        "1": "en",
        "2": ":blend",
        "3": "closed",
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      },
      "expansion": "Etymology tree\nEnglish closed\nProto-Indo-European *upó\nProto-Germanic *ub\nProto-Germanic *upp\nProto-Germanic *upanaz\nProto-West Germanic *opan\nOld English open\nMiddle English open\nEnglish open\nblend\nEnglish clopen\n[Appendix:Glossary#inherited|Inherited]] from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-Germanic\", \"term\" : \"*ub\", \"status\" : \"ok\", \"lang\" : \"gem-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Proto-Germanic\", \"term\" : \"*upp\", \"status\" : \"ok\", \"lang\" : \"gem-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Proto-Germanic\", \"term\" : \"*upanaz\", \"status\" : \"ok\", \"lang\" : \"gem-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-West Germanic\", \"term\" : \"*opan\", \"status\" : \"ok\", \"lang\" : \"gmw-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Old English\", \"term\" : \"open\", \"status\" : \"ok\", \"lang\" : \"ang\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Middle English\", \"term\" : \"open\", \"status\" : \"ok\", \"lang\" : \"enm\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"English\", \"term\" : \"open\", \"status\" : \"ok\", \"lang\" : \"en\" } ], \"keyword_label\" : \"Blend of\", \"is_group\" : true, \"keyword\" : \"blend\" } ], \"lang_name\" : \"English\", \"term\" : \"clopen\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"clopen\">\nBlend of closed + open.",
      "name": "ety"
    }
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  "etymology_text": "Etymology tree\nEnglish closed\nProto-Indo-European *upó\nProto-Germanic *ub\nProto-Germanic *upp\nProto-Germanic *upanaz\nProto-West Germanic *opan\nOld English open\nMiddle English open\nEnglish open\nblend\nEnglish clopen\nBlend of closed + open.",
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  "lang_code": "en",
  "pos": "adj",
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          "text": "A subset of a metric space is clopen iff it is both closed and open. A metric space is called zero-dimensional iff there is a base for the open sets consisting of clopen sets.",
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          "ref": "1999, S. J. Dilworth, “On the extensibility of certain homeomorphisms and linear isometries”, in Krzysztof Jarosz, editor, Function Spaces: Proceedings of the Third Conference on Function Spaces (Contemporary Mathematics), volume 232, American Mathematical Society, page 124:",
          "text": "FACT 1. Disjoint closed subsets of #92;mathbb#123;N#125;#92;mathbb#123;N#125; may be separated by disjoint clopen sets.",
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          "ref": "2002, D. A. Vladimirov, Boolean Algebras in Analysis, page 133:",
          "text": "Theorem 3. 1) Every two disjoint closed sets in a totally disconnected compact space #92;mathfrak#123;Q#125; are separated by disjoint clopen sets.\n2) Every algebra of clopen sets which separates the points of a totally disconnected compact space contains all clopen sets.",
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      ],
      "glosses": [
        "Both open and closed."
      ],
      "id": "en-clopen-en-adj-BrT4EKpD",
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        "(topology, of a set in a topological space) Both open and closed."
      ],
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        "of a set in a topological space"
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      "related": [
        {
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  "sounds": [
    {
      "enpr": "klō′pən"
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    {
      "ipa": "/ˈkləʊ̯.pən/",
      "tags": [
        "Received-Pronunciation"
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    },
    {
      "ipa": "/ˈkloʊ̯.pən/",
      "tags": [
        "Canada",
        "General-American"
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    },
    {
      "ipa": "/ˈklɐʉ̯.pən/",
      "tags": [
        "Australian",
        "New-Zealand"
      ]
    },
    {
      "ipa": "/ˈkləʉ̯.pən/",
      "tags": [
        "Australian"
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    {
      "ipa": "/ˈklo.pən/",
      "tags": [
        "Scotland"
      ]
    },
    {
      "ipa": "/ˈkloː.pen/",
      "tags": [
        "India"
      ]
    },
    {
      "rhymes": "-əʊpən"
    }
  ],
  "word": "clopen"
}

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      "name": "ety"
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  "etymology_text": "Etymology tree\nEnglish closed\nProto-Indo-European *upó\nProto-Germanic *ub\nProto-Germanic *upp\nProto-Germanic *upanaz\nProto-West Germanic *opan\nOld English open\nMiddle English open\nEnglish open\nblend\nEnglish clopen\nBlend of closed + open.",
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          "type": "example"
        }
      ],
      "glosses": [
        "A pair of work shifts in which a worker works a closing shift one day and then works an opening shift the following day."
      ],
      "id": "en-clopen-en-noun-GvlYEwVP",
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        [
          "work",
          "work"
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        [
          "shift",
          "shift"
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        [
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          "worker"
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        [
          "closing shift",
          "closing shift"
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        [
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          "opening shift"
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    {
      "enpr": "klō′pən"
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    {
      "ipa": "/ˈkləʊ̯.pən/",
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      "ipa": "/ˈkloʊ̯.pən/",
      "tags": [
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        "General-American"
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    },
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      "ipa": "/ˈklɐʉ̯.pən/",
      "tags": [
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        "New-Zealand"
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    },
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      "ipa": "/ˈkləʉ̯.pən/",
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      "ipa": "/ˈklo.pən/",
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      "tags": [
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    },
    {
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  ],
  "word": "clopen"
}
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      "expansion": "Etymology tree\nEnglish closed\nProto-Indo-European *upó\nProto-Germanic *ub\nProto-Germanic *upp\nProto-Germanic *upanaz\nProto-West Germanic *opan\nOld English open\nMiddle English open\nEnglish open\nblend\nEnglish clopen\n[Appendix:Glossary#inherited|Inherited]] from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-Germanic\", \"term\" : \"*ub\", \"status\" : \"ok\", \"lang\" : \"gem-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Proto-Germanic\", \"term\" : \"*upp\", \"status\" : \"ok\", \"lang\" : \"gem-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Proto-Germanic\", \"term\" : \"*upanaz\", \"status\" : \"ok\", \"lang\" : \"gem-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-West Germanic\", \"term\" : \"*opan\", \"status\" : \"ok\", \"lang\" : \"gmw-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Old English\", \"term\" : \"open\", \"status\" : \"ok\", \"lang\" : \"ang\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Middle English\", \"term\" : \"open\", \"status\" : \"ok\", \"lang\" : \"enm\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"English\", \"term\" : \"open\", \"status\" : \"ok\", \"lang\" : \"en\" } ], \"keyword_label\" : \"Blend of\", \"is_group\" : true, \"keyword\" : \"blend\" } ], \"lang_name\" : \"English\", \"term\" : \"clopen\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"clopen\">\nBlend of closed + open.",
      "name": "ety"
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  "etymology_text": "Etymology tree\nEnglish closed\nProto-Indo-European *upó\nProto-Germanic *ub\nProto-Germanic *upp\nProto-Germanic *upanaz\nProto-West Germanic *opan\nOld English open\nMiddle English open\nEnglish open\nblend\nEnglish clopen\nBlend of closed + open.",
  "head_templates": [
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  "lang_code": "en",
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          "text": "FACT 1. Disjoint closed subsets of #92;mathbb#123;N#125;#92;mathbb#123;N#125; may be separated by disjoint clopen sets.",
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            ],
            [
              260,
              266
            ]
          ],
          "ref": "2002, D. A. Vladimirov, Boolean Algebras in Analysis, page 133:",
          "text": "Theorem 3. 1) Every two disjoint closed sets in a totally disconnected compact space #92;mathfrak#123;Q#125; are separated by disjoint clopen sets.\n2) Every algebra of clopen sets which separates the points of a totally disconnected compact space contains all clopen sets.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Both open and closed."
      ],
      "links": [
        [
          "topology",
          "topology"
        ],
        [
          "set",
          "set"
        ],
        [
          "topological space",
          "topological space"
        ],
        [
          "open",
          "open"
        ],
        [
          "closed",
          "closed"
        ]
      ],
      "raw_glosses": [
        "(topology, of a set in a topological space) Both open and closed."
      ],
      "raw_tags": [
        "of a set in a topological space"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "mathematics",
        "sciences",
        "topology"
      ]
    }
  ],
  "sounds": [
    {
      "enpr": "klō′pən"
    },
    {
      "ipa": "/ˈkləʊ̯.pən/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/ˈkloʊ̯.pən/",
      "tags": [
        "Canada",
        "General-American"
      ]
    },
    {
      "ipa": "/ˈklɐʉ̯.pən/",
      "tags": [
        "Australian",
        "New-Zealand"
      ]
    },
    {
      "ipa": "/ˈkləʉ̯.pən/",
      "tags": [
        "Australian"
      ]
    },
    {
      "ipa": "/ˈklo.pən/",
      "tags": [
        "Scotland"
      ]
    },
    {
      "ipa": "/ˈkloː.pen/",
      "tags": [
        "India"
      ]
    },
    {
      "rhymes": "-əʊpən"
    }
  ],
  "word": "clopen"
}

{
  "categories": [
    "English adjectives",
    "English adjectives ending in -en",
    "English blends",
    "English compound terms",
    "English countable nouns",
    "English entries referencing missing etymons",
    "English entries with etymology texts",
    "English entries with etymology trees",
    "English entries with etymon",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms derived from the Proto-Indo-European word *upó",
    "English uncomparable adjectives",
    "Pages using etymon with no ID",
    "Pages with 1 entry",
    "Pages with entries",
    "Pages with etymology trees",
    "Pages with etymon",
    "Rhymes:English/əʊpən",
    "Rhymes:English/əʊpən/2 syllables"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":blend",
        "3": "closed",
        "4": "open",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish closed\nProto-Indo-European *upó\nProto-Germanic *ub\nProto-Germanic *upp\nProto-Germanic *upanaz\nProto-West Germanic *opan\nOld English open\nMiddle English open\nEnglish open\nblend\nEnglish clopen\n[Appendix:Glossary#inherited|Inherited]] from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-Germanic\", \"term\" : \"*ub\", \"status\" : \"ok\", \"lang\" : \"gem-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Proto-Germanic\", \"term\" : \"*upp\", \"status\" : \"ok\", \"lang\" : \"gem-pro\" } ], \"keyword_label\" : \"From\", \"keyword\" : \"from\" } ], \"lang_name\" : \"Proto-Germanic\", \"term\" : \"*upanaz\", \"status\" : \"ok\", \"lang\" : \"gem-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Proto-West Germanic\", \"term\" : \"*opan\", \"status\" : \"ok\", \"lang\" : \"gmw-pro\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Old English\", \"term\" : \"open\", \"status\" : \"ok\", \"lang\" : \"ang\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"Middle English\", \"term\" : \"open\", \"status\" : \"ok\", \"lang\" : \"enm\" } ], \"keyword_label\" : \"Inherited from\", \"keyword\" : \"inherited\" } ], \"lang_name\" : \"English\", \"term\" : \"open\", \"status\" : \"ok\", \"lang\" : \"en\" } ], \"keyword_label\" : \"Blend of\", \"is_group\" : true, \"keyword\" : \"blend\" } ], \"lang_name\" : \"English\", \"term\" : \"clopen\", \"status\" : \"ok\", \"lang\" : \"en\" }\" data-lang=\"en\" data-title=\"clopen\">\nBlend of closed + open.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish closed\nProto-Indo-European *upó\nProto-Germanic *ub\nProto-Germanic *upp\nProto-Germanic *upanaz\nProto-West Germanic *opan\nOld English open\nMiddle English open\nEnglish open\nblend\nEnglish clopen\nBlend of closed + open.",
  "forms": [
    {
      "form": "clopens",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "clopen (plural clopens)",
      "name": "en-noun"
    }
  ],
  "hyphenations": [
    {
      "parts": [
        "clo",
        "pen"
      ]
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "swing shift"
    }
  ],
  "senses": [
    {
      "categories": [
        "English terms with usage examples"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              42,
              48
            ]
          ],
          "text": "James is on vacation, so I've got to do a clopen this weekend to cover his shifts.",
          "type": "example"
        }
      ],
      "glosses": [
        "A pair of work shifts in which a worker works a closing shift one day and then works an opening shift the following day."
      ],
      "links": [
        [
          "work",
          "work"
        ],
        [
          "shift",
          "shift"
        ],
        [
          "worker",
          "worker"
        ],
        [
          "closing shift",
          "closing shift"
        ],
        [
          "opening shift",
          "opening shift"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "enpr": "klō′pən"
    },
    {
      "ipa": "/ˈkləʊ̯.pən/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/ˈkloʊ̯.pən/",
      "tags": [
        "Canada",
        "General-American"
      ]
    },
    {
      "ipa": "/ˈklɐʉ̯.pən/",
      "tags": [
        "Australian",
        "New-Zealand"
      ]
    },
    {
      "ipa": "/ˈkləʉ̯.pən/",
      "tags": [
        "Australian"
      ]
    },
    {
      "ipa": "/ˈklo.pən/",
      "tags": [
        "Scotland"
      ]
    },
    {
      "ipa": "/ˈkloː.pen/",
      "tags": [
        "India"
      ]
    },
    {
      "rhymes": "-əʊpən"
    }
  ],
  "word": "clopen"
}

Download raw JSONL data for clopen meaning in All languages combined (9.1kB)


This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2026-07-16 from the enwiktionary dump dated 2026-07-06 using wiktextract (e62056b and e7887d5). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.