"octahedron" meaning in English

See octahedron in All languages combined, or Wiktionary

Noun

Audio: LL-Q1860 (eng)-Rho9998-octahedron.wav [UK] Forms: octahedra [plural], octahedrons [plural]
Etymology: From Ancient Greek ὀκτώ (oktṓ, “eight”) + ἕδρα (hédra, “seat”). Etymology templates: {{uder|en|grc|ὀκτώ||eight}} Ancient Greek ὀκτώ (oktṓ, “eight”), {{m|grc|ἕδρα||seat}} ἕδρα (hédra, “seat”) Head templates: {{en-noun|octahedra|s}} octahedron (plural octahedra or octahedrons)
  1. (geometry) a polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids. Wikipedia link: octahedron Categories (topical): Eight, Geometry, Polyhedra Synonyms: octohedron Derived forms: cuboctahedron, stellated octahedron, truncated octahedron Related terms: octahedral Translations (a polyhedron with eight faces): ὀκτάεδρον (oktáedron) [neuter] (Ancient Greek), октаедър (oktaedǎr) [masculine] (Bulgarian), octaedre [masculine] (Catalan), octàedre [masculine] (Catalan), 八面體 (Chinese Mandarin), 八面体 (bāmiàntǐ) (Chinese Mandarin), osmistěn [masculine] (Czech), oktaedr [masculine] (Czech), oktaeder [neuter] (Danish), regelmatig achtvlak [neuter] (Dutch), octaëder [masculine] (Dutch), okedro (Esperanto), oktaedri (Finnish), octaèdre [masculine] (French), Oktaeder [neuter] (German), Achtflächner [masculine] (German), oktaéder (Hungarian), áttflötungur [masculine] (Icelandic), ottaedro [masculine] (Italian), 八面体 (hachimentai) (alt: はちめんたい) (Japanese), 팔면체 (palmyeonche) (Korean), octahedrum [neuter] (Latin), ośmiościan [masculine] (Polish), oktaedr [masculine] (Polish), octaedro [masculine] (Portuguese), окта́эдр (oktáedr) [masculine] (Russian), восьмигра́нник (vosʹmigránnik) [masculine] (Russian), octaedro [masculine] (Spanish), oktaeder [common-gender] (Swedish), waldayag (Tagalog)

Inflected forms

Alternative forms

Download JSON data for octahedron meaning in English (7.2kB)

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "ὀκτώ",
        "4": "",
        "5": "eight"
      },
      "expansion": "Ancient Greek ὀκτώ (oktṓ, “eight”)",
      "name": "uder"
    },
    {
      "args": {
        "1": "grc",
        "2": "ἕδρα",
        "3": "",
        "4": "seat"
      },
      "expansion": "ἕδρα (hédra, “seat”)",
      "name": "m"
    }
  ],
  "etymology_text": "From Ancient Greek ὀκτώ (oktṓ, “eight”) + ἕδρα (hédra, “seat”).",
  "forms": [
    {
      "form": "octahedra",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "octahedrons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "octahedra",
        "2": "s"
      },
      "expansion": "octahedron (plural octahedra or octahedrons)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -hedron",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English undefined derivations",
          "parents": [
            "Undefined derivations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mandarin terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Eight",
          "orig": "en:Eight",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Geometry",
          "orig": "en:Geometry",
          "parents": [
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Polyhedra",
          "orig": "en:Polyhedra",
          "parents": [
            "Shapes",
            "Geometry",
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "cuboctahedron"
        },
        {
          "word": "stellated octahedron"
        },
        {
          "word": "truncated octahedron"
        }
      ],
      "glosses": [
        "a polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids."
      ],
      "id": "en-octahedron-en-noun-WY93ig63",
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "polyhedron",
          "polyhedron"
        ],
        [
          "eight",
          "eight"
        ],
        [
          "face",
          "face"
        ],
        [
          "regular",
          "regular"
        ],
        [
          "triangle",
          "triangle"
        ],
        [
          "Platonic solid",
          "Platonic solid"
        ]
      ],
      "raw_glosses": [
        "(geometry) a polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids."
      ],
      "related": [
        {
          "word": "octahedral"
        }
      ],
      "synonyms": [
        {
          "word": "octohedron"
        }
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ],
      "translations": [
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "oktaedǎr",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "октаедър"
        },
        {
          "code": "ca",
          "lang": "Catalan",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "octaedre"
        },
        {
          "code": "ca",
          "lang": "Catalan",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "octàedre"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "a polyhedron with eight faces",
          "word": "八面體"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "bāmiàntǐ",
          "sense": "a polyhedron with eight faces",
          "word": "八面体"
        },
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "osmistěn"
        },
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "oktaedr"
        },
        {
          "code": "da",
          "lang": "Danish",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "neuter"
          ],
          "word": "oktaeder"
        },
        {
          "code": "nl",
          "lang": "Dutch",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "neuter"
          ],
          "word": "regelmatig achtvlak"
        },
        {
          "code": "nl",
          "lang": "Dutch",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "octaëder"
        },
        {
          "code": "eo",
          "lang": "Esperanto",
          "sense": "a polyhedron with eight faces",
          "word": "okedro"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "a polyhedron with eight faces",
          "word": "oktaedri"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "octaèdre"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "neuter"
          ],
          "word": "Oktaeder"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "Achtflächner"
        },
        {
          "code": "grc",
          "lang": "Ancient Greek",
          "roman": "oktáedron",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "neuter"
          ],
          "word": "ὀκτάεδρον"
        },
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "a polyhedron with eight faces",
          "word": "oktaéder"
        },
        {
          "code": "is",
          "lang": "Icelandic",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "áttflötungur"
        },
        {
          "code": "it",
          "lang": "Italian",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "ottaedro"
        },
        {
          "alt": "はちめんたい",
          "code": "ja",
          "lang": "Japanese",
          "roman": "hachimentai",
          "sense": "a polyhedron with eight faces",
          "word": "八面体"
        },
        {
          "code": "ko",
          "lang": "Korean",
          "roman": "palmyeonche",
          "sense": "a polyhedron with eight faces",
          "word": "팔면체"
        },
        {
          "code": "la",
          "lang": "Latin",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "neuter"
          ],
          "word": "octahedrum"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "ośmiościan"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "oktaedr"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "octaedro"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "oktáedr",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "окта́эдр"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "vosʹmigránnik",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "восьмигра́нник"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "masculine"
          ],
          "word": "octaedro"
        },
        {
          "code": "sv",
          "lang": "Swedish",
          "sense": "a polyhedron with eight faces",
          "tags": [
            "common-gender"
          ],
          "word": "oktaeder"
        },
        {
          "code": "tl",
          "lang": "Tagalog",
          "sense": "a polyhedron with eight faces",
          "word": "waldayag"
        }
      ],
      "wikipedia": [
        "octahedron"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q1860 (eng)-Rho9998-octahedron.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/8d/LL-Q1860_%28eng%29-Rho9998-octahedron.wav/LL-Q1860_%28eng%29-Rho9998-octahedron.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/8d/LL-Q1860_%28eng%29-Rho9998-octahedron.wav/LL-Q1860_%28eng%29-Rho9998-octahedron.wav.ogg",
      "tags": [
        "UK"
      ],
      "text": "Audio (UK)"
    }
  ],
  "word": "octahedron"
}
{
  "derived": [
    {
      "word": "cuboctahedron"
    },
    {
      "word": "stellated octahedron"
    },
    {
      "word": "truncated octahedron"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "ὀκτώ",
        "4": "",
        "5": "eight"
      },
      "expansion": "Ancient Greek ὀκτώ (oktṓ, “eight”)",
      "name": "uder"
    },
    {
      "args": {
        "1": "grc",
        "2": "ἕδρα",
        "3": "",
        "4": "seat"
      },
      "expansion": "ἕδρα (hédra, “seat”)",
      "name": "m"
    }
  ],
  "etymology_text": "From Ancient Greek ὀκτώ (oktṓ, “eight”) + ἕδρα (hédra, “seat”).",
  "forms": [
    {
      "form": "octahedra",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "octahedrons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "octahedra",
        "2": "s"
      },
      "expansion": "octahedron (plural octahedra or octahedrons)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "octahedral"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English nouns",
        "English nouns with irregular plurals",
        "English terms derived from Ancient Greek",
        "English terms suffixed with -hedron",
        "English terms with audio links",
        "English undefined derivations",
        "Japanese terms with redundant script codes",
        "Mandarin terms with redundant transliterations",
        "en:Eight",
        "en:Geometry",
        "en:Polyhedra"
      ],
      "glosses": [
        "a polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids."
      ],
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "polyhedron",
          "polyhedron"
        ],
        [
          "eight",
          "eight"
        ],
        [
          "face",
          "face"
        ],
        [
          "regular",
          "regular"
        ],
        [
          "triangle",
          "triangle"
        ],
        [
          "Platonic solid",
          "Platonic solid"
        ]
      ],
      "raw_glosses": [
        "(geometry) a polyhedron with eight faces; the regular octahedron has regular triangles as faces and is one of the Platonic solids."
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ],
      "wikipedia": [
        "octahedron"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q1860 (eng)-Rho9998-octahedron.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/8d/LL-Q1860_%28eng%29-Rho9998-octahedron.wav/LL-Q1860_%28eng%29-Rho9998-octahedron.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/8/8d/LL-Q1860_%28eng%29-Rho9998-octahedron.wav/LL-Q1860_%28eng%29-Rho9998-octahedron.wav.ogg",
      "tags": [
        "UK"
      ],
      "text": "Audio (UK)"
    }
  ],
  "synonyms": [
    {
      "word": "octohedron"
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "oktaedǎr",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "октаедър"
    },
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "octaedre"
    },
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "octàedre"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "a polyhedron with eight faces",
      "word": "八面體"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "bāmiàntǐ",
      "sense": "a polyhedron with eight faces",
      "word": "八面体"
    },
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "osmistěn"
    },
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "oktaedr"
    },
    {
      "code": "da",
      "lang": "Danish",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "neuter"
      ],
      "word": "oktaeder"
    },
    {
      "code": "nl",
      "lang": "Dutch",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "neuter"
      ],
      "word": "regelmatig achtvlak"
    },
    {
      "code": "nl",
      "lang": "Dutch",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "octaëder"
    },
    {
      "code": "eo",
      "lang": "Esperanto",
      "sense": "a polyhedron with eight faces",
      "word": "okedro"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "a polyhedron with eight faces",
      "word": "oktaedri"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "octaèdre"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "neuter"
      ],
      "word": "Oktaeder"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "Achtflächner"
    },
    {
      "code": "grc",
      "lang": "Ancient Greek",
      "roman": "oktáedron",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "neuter"
      ],
      "word": "ὀκτάεδρον"
    },
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "a polyhedron with eight faces",
      "word": "oktaéder"
    },
    {
      "code": "is",
      "lang": "Icelandic",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "áttflötungur"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "ottaedro"
    },
    {
      "alt": "はちめんたい",
      "code": "ja",
      "lang": "Japanese",
      "roman": "hachimentai",
      "sense": "a polyhedron with eight faces",
      "word": "八面体"
    },
    {
      "code": "ko",
      "lang": "Korean",
      "roman": "palmyeonche",
      "sense": "a polyhedron with eight faces",
      "word": "팔면체"
    },
    {
      "code": "la",
      "lang": "Latin",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "neuter"
      ],
      "word": "octahedrum"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "ośmiościan"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "oktaedr"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "octaedro"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "oktáedr",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "окта́эдр"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "vosʹmigránnik",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "восьмигра́нник"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "masculine"
      ],
      "word": "octaedro"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "a polyhedron with eight faces",
      "tags": [
        "common-gender"
      ],
      "word": "oktaeder"
    },
    {
      "code": "tl",
      "lang": "Tagalog",
      "sense": "a polyhedron with eight faces",
      "word": "waldayag"
    }
  ],
  "word": "octahedron"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-04-26 from the enwiktionary dump dated 2024-04-21 using wiktextract (93a6c53 and 21a9316). 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.