"quod erat demonstrandum" meaning in Latin

See quod erat demonstrandum in All languages combined, or Wiktionary

Phrase

IPA: /ˈkʷo.de.rat.deː.monsˈtran.dum/ [Classical], [ˈkʷɔd̪ɛräd̪ːeːmõːs̠ˈt̪rän̪d̪ʊ̃ˑ] [Classical], /kwod ˈe.rat de.monˈstran.dum/ (note: modern Italianate Ecclesiastical), [kwɔd̪ ˈɛːrät̪ d̪emonˈst̪rän̪d̪um] (note: modern Italianate Ecclesiastical) Forms: quod erat dēmōnstrandum [canonical], quae erant dēmōnstranda [plural]
Etymology: Calque of Ancient Greek ὅπερ ἔδει δεῖξαι (hóper édei deîxai, literally “(that) which was to be demonstrated”). Etymology templates: {{cal|la|grc|ὅπερ ἔδει δεῖξαι||lit=(that) which was to be demonstrated}} Calque of Ancient Greek ὅπερ ἔδει δεῖξαι (hóper édei deîxai, literally “(that) which was to be demonstrated”) Head templates: {{head|la|phrase|plural|quae erant dēmōnstranda|head=quod erat dēmōnstrandum}} quod erat dēmōnstrandum (plural quae erant dēmōnstranda)
  1. which was to be proved; which was to be demonstrated. Categories (topical): Mathematics Derived forms: q. e. d., Q. E. D., QED
    Sense id: en-quod_erat_demonstrandum-la-phrase-xinhYqd3 Categories (other): Latin entries with incorrect language header, Latin entries with topic categories using raw markup

Download JSON data for quod erat demonstrandum meaning in Latin (2.0kB)

{
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "grc",
        "3": "ὅπερ ἔδει δεῖξαι",
        "4": "",
        "lit": "(that) which was to be demonstrated"
      },
      "expansion": "Calque of Ancient Greek ὅπερ ἔδει δεῖξαι (hóper édei deîxai, literally “(that) which was to be demonstrated”)",
      "name": "cal"
    }
  ],
  "etymology_text": "Calque of Ancient Greek ὅπερ ἔδει δεῖξαι (hóper édei deîxai, literally “(that) which was to be demonstrated”).",
  "forms": [
    {
      "form": "quod erat dēmōnstrandum",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "quae erant dēmōnstranda",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "phrase",
        "3": "plural",
        "4": "quae erant dēmōnstranda",
        "head": "quod erat dēmōnstrandum"
      },
      "expansion": "quod erat dēmōnstrandum (plural quae erant dēmōnstranda)",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Latin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Latin entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "la",
          "name": "Mathematics",
          "orig": "la:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "q. e. d."
        },
        {
          "word": "Q. E. D."
        },
        {
          "word": "QED"
        }
      ],
      "glosses": [
        "which was to be proved; which was to be demonstrated."
      ],
      "id": "en-quod_erat_demonstrandum-la-phrase-xinhYqd3"
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkʷo.de.rat.deː.monsˈtran.dum/",
      "tags": [
        "Classical"
      ]
    },
    {
      "ipa": "[ˈkʷɔd̪ɛräd̪ːeːmõːs̠ˈt̪rän̪d̪ʊ̃ˑ]",
      "tags": [
        "Classical"
      ]
    },
    {
      "ipa": "/kwod ˈe.rat de.monˈstran.dum/",
      "note": "modern Italianate Ecclesiastical"
    },
    {
      "ipa": "[kwɔd̪ ˈɛːrät̪ d̪emonˈst̪rän̪d̪um]",
      "note": "modern Italianate Ecclesiastical"
    }
  ],
  "word": "quod erat demonstrandum"
}
{
  "derived": [
    {
      "word": "q. e. d."
    },
    {
      "word": "Q. E. D."
    },
    {
      "word": "QED"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "grc",
        "3": "ὅπερ ἔδει δεῖξαι",
        "4": "",
        "lit": "(that) which was to be demonstrated"
      },
      "expansion": "Calque of Ancient Greek ὅπερ ἔδει δεῖξαι (hóper édei deîxai, literally “(that) which was to be demonstrated”)",
      "name": "cal"
    }
  ],
  "etymology_text": "Calque of Ancient Greek ὅπερ ἔδει δεῖξαι (hóper édei deîxai, literally “(that) which was to be demonstrated”).",
  "forms": [
    {
      "form": "quod erat dēmōnstrandum",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "quae erant dēmōnstranda",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "phrase",
        "3": "plural",
        "4": "quae erant dēmōnstranda",
        "head": "quod erat dēmōnstrandum"
      },
      "expansion": "quod erat dēmōnstrandum (plural quae erant dēmōnstranda)",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Latin 7-syllable words",
        "Latin entries with incorrect language header",
        "Latin entries with topic categories using raw markup",
        "Latin lemmas",
        "Latin multiword terms",
        "Latin phrases",
        "Latin terms with Ecclesiastical IPA pronunciation only",
        "Latin terms with IPA pronunciation",
        "la:Mathematics"
      ],
      "glosses": [
        "which was to be proved; which was to be demonstrated."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkʷo.de.rat.deː.monsˈtran.dum/",
      "tags": [
        "Classical"
      ]
    },
    {
      "ipa": "[ˈkʷɔd̪ɛräd̪ːeːmõːs̠ˈt̪rän̪d̪ʊ̃ˑ]",
      "tags": [
        "Classical"
      ]
    },
    {
      "ipa": "/kwod ˈe.rat de.monˈstran.dum/",
      "note": "modern Italianate Ecclesiastical"
    },
    {
      "ipa": "[kwɔd̪ ˈɛːrät̪ d̪emonˈst̪rän̪d̪um]",
      "note": "modern Italianate Ecclesiastical"
    }
  ],
  "word": "quod erat demonstrandum"
}

This page is a part of the kaikki.org machine-readable Latin dictionary. This dictionary is based on structured data extracted on 2024-03-12 from the enwiktionary dump dated 2024-03-01 using wiktextract (68773ab and 5f6ddbb). 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.