"虚数単位" meaning in Japanese

See 虚数単位 in All languages combined, or Wiktionary

Noun

IPA: [kʲo̞sɨː tã̠ɰ̃i] Forms: 虚数単位 ^ [canonical] (ruby: (きょ), (すう), (たん), ()), kyosū tan'i [romanization], kyosuutan'wi [romanization], きよすうたんゐ [hiragana, historical], 虛數單位 [alternative, kanji, kyūjitai]
Etymology: 虚数 (kyosū, “imaginary number”) + 単位 (tan'i, “unit”) Etymology templates: {{com|ja|虚数|単位|t1=imaginary number|t2=unit|tr1=kyosū|tr2=tan'i}} 虚数 (kyosū, “imaginary number”) + 単位 (tan'i, “unit”) Head templates: {{ja-noun|きょすう たんい|hhira=きよすうたんゐ}} 虚(きょ)数(すう)単(たん)位(い) • (kyosū tan'i) ^(←きよすうたんゐ (kyosuutan'wi)?)
  1. an imaginary unit Wikipedia link: ja: Related terms: 虚数 (kyosū) (ruby: (きょ), (すう))
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        "t2": "unit",
        "tr1": "kyosū",
        "tr2": "tan'i"
      },
      "expansion": "虚数 (kyosū, “imaginary number”) + 単位 (tan'i, “unit”)",
      "name": "com"
    }
  ],
  "etymology_text": "虚数 (kyosū, “imaginary number”) + 単位 (tan'i, “unit”)",
  "forms": [
    {
      "form": "虚数単位 ^",
      "ruby": [
        [
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          "きょ"
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        ],
        [
          "位",
          "い"
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    {
      "form": "kyosū tan'i",
      "tags": [
        "romanization"
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    },
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      "form": "kyosuutan'wi",
      "tags": [
        "romanization"
      ]
    },
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      "form": "きよすうたんゐ",
      "roman": "kyosuutan'wi",
      "tags": [
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        "historical"
      ]
    },
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      "form": "虛數單位",
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      ]
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        {
          "roman": "kyosū",
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            ]
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      "other": "きょすうたんい"
    },
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      "ipa": "[kʲo̞sɨː tã̠ɰ̃i]"
    }
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      "form": "虚数単位 ^",
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          "きょ"
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          "位",
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        "Japanese terms spelled with fourth grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms spelled with 位 read as い",
        "Japanese terms spelled with 単 read as たん",
        "Japanese terms spelled with 数 read as すう",
        "Japanese terms spelled with 虚 read as きょ",
        "Japanese terms with 4 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with IPA pronunciation with pitch accent",
        "Japanese terms with Nakadaka pitch accent (Tōkyō)",
        "Japanese terms with multiple readings",
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        "ja:Complex analysis",
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    {
      "other": "きょすうたんい"
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    {
      "ipa": "[kʲo̞sɨː tã̠ɰ̃i]"
    }
  ],
  "word": "虚数単位"
}

Download raw JSONL data for 虚数単位 meaning in Japanese (2.4kB)


This page is a part of the kaikki.org machine-readable Japanese dictionary. This dictionary is based on structured data extracted on 2025-12-06 from the enwiktionary dump dated 2025-12-02 using wiktextract (ddb1505 and 9905b1f). 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.