"zero-dimensional" meaning in English

{
  "coordinate_terms": [
    {
      "_dis1": "0 0",
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    {
      "_dis1": "0 0",
      "word": "four-dimensional"
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    {
      "_dis1": "0 0",
      "word": "n-dimensional"
    },
    {
      "_dis1": "0 0",
      "word": "one-dimensional"
    },
    {
      "_dis1": "0 0",
      "word": "three-dimensional"
    },
    {
      "_dis1": "0 0",
      "word": "two-dimensional"
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  "derived": [
    {
      "_dis1": "0 0",
      "word": "zero-dimensionally"
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      "expansion": "zero-dimensional (not comparable)",
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  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
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          "kind": "other",
          "langcode": "en",
          "name": "Geometry",
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      ],
      "glosses": [
        "Having zero dimensions; having no extent in any direction."
      ],
      "id": "en-zero-dimensional-en-adj-U0DMrSmb",
      "links": [
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      "raw_glosses": [
        "(geometry) Having zero dimensions; having no extent in any direction."
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ],
      "translations": [
        {
          "_dis1": "88 12",
          "code": "de",
          "lang": "German",
          "lang_code": "de",
          "sense": "having zero dimensions",
          "word": "nulldimensional"
        }
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Topology",
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          "_dis": "29 71",
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      "glosses": [
        "Having a base consisting of clopen sets."
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      "links": [
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          "topology",
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        "(topology) Having a base consisting of clopen sets."
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "mathematics",
        "sciences",
        "topology"
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  ],
  "word": "zero-dimensional"
}

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    "en:Zero"
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  "coordinate_terms": [
    {
      "word": "five-dimensional"
    },
    {
      "word": "four-dimensional"
    },
    {
      "word": "n-dimensional"
    },
    {
      "word": "one-dimensional"
    },
    {
      "word": "three-dimensional"
    },
    {
      "word": "two-dimensional"
    }
  ],
  "derived": [
    {
      "word": "zero-dimensionally"
    }
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  "lang_code": "en",
  "pos": "adj",
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      ],
      "glosses": [
        "Having zero dimensions; having no extent in any direction."
      ],
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        [
          "geometry",
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        "(geometry) Having zero dimensions; having no extent in any direction."
      ],
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        "not-comparable"
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      "topics": [
        "geometry",
        "mathematics",
        "sciences"
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        "Having a base consisting of clopen sets."
      ],
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      "raw_glosses": [
        "(topology) Having a base consisting of clopen sets."
      ],
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        "not-comparable"
      ],
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  ],
  "translations": [
    {
      "code": "de",
      "lang": "German",
      "lang_code": "de",
      "sense": "having zero dimensions",
      "word": "nulldimensional"
    }
  ],
  "word": "zero-dimensional"
}