"directrix" meaning in English

See directrix in All languages combined, or Wiktionary

Noun

IPA: /dɪˈɹɛk.tɹɪks/ [Received-Pronunciation], /-ˈɹek-/ [Received-Pronunciation], /daɪ̯-/ [Received-Pronunciation], /dʌɪ̯-/ [Received-Pronunciation], /dɪˈɹɛk.tɹɪks/ [Canada, General-American], /daɪ̯-/ [Canada, General-American], /dɪˈɹek.tɹɪks/ [General-Australian], /dɑe̯-/ [General-Australian], /dəˈɹek.tɹəks/ [New-Zealand], /dɑe̯-/ [New-Zealand], /dɪˈɹɛk.tɹɪks/ [Scotland], /dʌi̯-/ [Scotland], /dəi̯-/ [Scotland], /ɖɪˈɾɛ(ː)k.ʈɾɪks/ [India], /ɖəj-/ [India], /ɖɑːj-/ [India] Audio: LL-Q1860 (eng)-Flame, not lame-directrix.wav Forms: directrixes [plural], directrices [plural], directrice [alternative]
enPR: dĭ-rĕk′trĭks, dī- Rhymes: -ɛktrɪks Etymology: Learned borrowing from Latin dīrēctrīx. By surface analysis, direct + -trix. Etymology templates: {{ety|en|:lbor|la:dīrēctrīx|:afeq|direct|director|-trix|etydate=|text=*}} Learned borrowing from Latin dīrēctrīx., {{surf|en|direct|-trix}} By surface analysis, direct + -trix Head templates: {{en-noun|+|directrices}} directrix (plural directrixes or directrices)
  1. Female equivalent of director. Tags: feminine, form-of Form of: director
    Sense id: en-directrix-en-noun-6z~9NFA1
  2. (geometry) A line used to define a curve or surface; especially a line, the distance from which a point on a conic has a constant ratio to that from the focus. Translations (a line used to define a curve or surface): richtlijn [feminine, masculine] (Dutch), johtosuora (Finnish), directrice [feminine] (French), διευθετούσα (diefthetoúsa) [feminine] (Greek), kierownica [feminine] (Polish), directriz [feminine] (Spanish), இயக்குவரை (iyakkuvarai) [feminine] (Tamil)
    Sense id: en-directrix-en-noun-jszhmIfv Categories (other): Geometry, English entries referencing missing etymons, English entries with etymology texts, English entries with incorrect language header, English terms suffixed with -trix, Entries with translation boxes, Pages using etymon with no ID, Pages with 2 entries, Pages with entries, Terms with Dutch translations, Terms with Finnish translations, Terms with French translations, Terms with Greek translations, Terms with Polish translations, Terms with Spanish translations, Terms with Tamil translations Disambiguation of English entries referencing missing etymons: 32 68 Disambiguation of English entries with etymology texts: 33 67 Disambiguation of English entries with incorrect language header: 44 56 Disambiguation of English terms suffixed with -trix: 25 75 Disambiguation of Entries with translation boxes: 27 73 Disambiguation of Pages using etymon with no ID: 22 78 Disambiguation of Pages with 2 entries: 25 75 Disambiguation of Pages with entries: 25 75 Disambiguation of Terms with Dutch translations: 22 78 Disambiguation of Terms with Finnish translations: 21 79 Disambiguation of Terms with French translations: 20 80 Disambiguation of Terms with Greek translations: 37 63 Disambiguation of Terms with Polish translations: 23 77 Disambiguation of Terms with Spanish translations: 17 83 Disambiguation of Terms with Tamil translations: 27 73 Topics: geometry, mathematics, sciences Disambiguation of 'a line used to define a curve or surface': 3 97
The following are not (yet) sense-disambiguated
Derived forms: conic section directrix, graph directrix, ruled surface directrix

Inflected forms

Alternative forms

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "conic section directrix"
    },
    {
      "_dis1": "0 0",
      "word": "graph directrix"
    },
    {
      "_dis1": "0 0",
      "word": "ruled surface directrix"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":lbor",
        "3": "la:dīrēctrīx",
        "4": ":afeq",
        "5": "direct",
        "6": "director",
        "7": "-trix",
        "etydate": "",
        "text": "*"
      },
      "expansion": "Learned borrowing from Latin dīrēctrīx.",
      "name": "ety"
    },
    {
      "args": {
        "1": "en",
        "2": "direct",
        "3": "-trix"
      },
      "expansion": "By surface analysis, direct + -trix",
      "name": "surf"
    }
  ],
  "etymology_text": "Learned borrowing from Latin dīrēctrīx. By surface analysis, direct + -trix.",
  "forms": [
    {
      "form": "directrixes",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "directrices",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "directrice",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "+",
        "2": "directrices"
      },
      "expansion": "directrix (plural directrixes or directrices)",
      "name": "en-noun"
    }
  ],
  "hyphenations": [
    {
      "parts": [
        "di",
        "rec",
        "trix"
      ]
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "form_of": [
        {
          "word": "director"
        }
      ],
      "glosses": [
        "Female equivalent of director."
      ],
      "id": "en-directrix-en-noun-6z~9NFA1",
      "links": [
        [
          "director",
          "director#English"
        ]
      ],
      "tags": [
        "feminine",
        "form-of"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Geometry",
          "orig": "en:Geometry",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "32 68",
          "kind": "other",
          "name": "English entries referencing missing etymons",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "33 67",
          "kind": "other",
          "name": "English entries with etymology texts",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "44 56",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "25 75",
          "kind": "other",
          "name": "English terms suffixed with -trix",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "27 73",
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 78",
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "25 75",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "25 75",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 78",
          "kind": "other",
          "name": "Terms with Dutch translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "21 79",
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "20 80",
          "kind": "other",
          "name": "Terms with French translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "37 63",
          "kind": "other",
          "name": "Terms with Greek translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "23 77",
          "kind": "other",
          "name": "Terms with Polish translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "17 83",
          "kind": "other",
          "name": "Terms with Spanish translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "27 73",
          "kind": "other",
          "name": "Terms with Tamil translations",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A line used to define a curve or surface; especially a line, the distance from which a point on a conic has a constant ratio to that from the focus."
      ],
      "id": "en-directrix-en-noun-jszhmIfv",
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "line",
          "line"
        ],
        [
          "define",
          "define"
        ],
        [
          "curve",
          "curve"
        ],
        [
          "surface",
          "surface"
        ],
        [
          "distance",
          "distance"
        ],
        [
          "conic",
          "conic"
        ],
        [
          "ratio",
          "ratio"
        ],
        [
          "focus",
          "focus"
        ]
      ],
      "raw_glosses": [
        "(geometry) A line used to define a curve or surface; especially a line, the distance from which a point on a conic has a constant ratio to that from the focus."
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ],
      "translations": [
        {
          "_dis1": "3 97",
          "code": "nl",
          "lang": "Dutch",
          "lang_code": "nl",
          "sense": "a line used to define a curve or surface",
          "tags": [
            "feminine",
            "masculine"
          ],
          "word": "richtlijn"
        },
        {
          "_dis1": "3 97",
          "code": "fi",
          "lang": "Finnish",
          "lang_code": "fi",
          "sense": "a line used to define a curve or surface",
          "word": "johtosuora"
        },
        {
          "_dis1": "3 97",
          "code": "fr",
          "lang": "French",
          "lang_code": "fr",
          "sense": "a line used to define a curve or surface",
          "tags": [
            "feminine"
          ],
          "word": "directrice"
        },
        {
          "_dis1": "3 97",
          "code": "el",
          "lang": "Greek",
          "lang_code": "el",
          "roman": "diefthetoúsa",
          "sense": "a line used to define a curve or surface",
          "tags": [
            "feminine"
          ],
          "word": "διευθετούσα"
        },
        {
          "_dis1": "3 97",
          "code": "pl",
          "lang": "Polish",
          "lang_code": "pl",
          "sense": "a line used to define a curve or surface",
          "tags": [
            "feminine"
          ],
          "word": "kierownica"
        },
        {
          "_dis1": "3 97",
          "code": "es",
          "lang": "Spanish",
          "lang_code": "es",
          "sense": "a line used to define a curve or surface",
          "tags": [
            "feminine"
          ],
          "word": "directriz"
        },
        {
          "_dis1": "3 97",
          "code": "ta",
          "lang": "Tamil",
          "lang_code": "ta",
          "roman": "iyakkuvarai",
          "sense": "a line used to define a curve or surface",
          "tags": [
            "feminine"
          ],
          "word": "இயக்குவரை"
        }
      ]
    }
  ],
  "sounds": [
    {
      "enpr": "dĭ-rĕk′trĭks"
    },
    {
      "enpr": "dī-"
    },
    {
      "ipa": "/dɪˈɹɛk.tɹɪks/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/-ˈɹek-/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/daɪ̯-/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/dʌɪ̯-/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/dɪˈɹɛk.tɹɪks/",
      "tags": [
        "Canada",
        "General-American"
      ]
    },
    {
      "ipa": "/daɪ̯-/",
      "tags": [
        "Canada",
        "General-American"
      ]
    },
    {
      "audio": "LL-Q1860 (eng)-Flame, not lame-directrix.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/dd/LL-Q1860_%28eng%29-Flame%2C_not_lame-directrix.wav/LL-Q1860_%28eng%29-Flame%2C_not_lame-directrix.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/dd/LL-Q1860_%28eng%29-Flame%2C_not_lame-directrix.wav/LL-Q1860_%28eng%29-Flame%2C_not_lame-directrix.wav.ogg"
    },
    {
      "ipa": "/dɪˈɹek.tɹɪks/",
      "tags": [
        "General-Australian"
      ]
    },
    {
      "ipa": "/dɑe̯-/",
      "tags": [
        "General-Australian"
      ]
    },
    {
      "ipa": "/dəˈɹek.tɹəks/",
      "tags": [
        "New-Zealand"
      ]
    },
    {
      "ipa": "/dɑe̯-/",
      "tags": [
        "New-Zealand"
      ]
    },
    {
      "ipa": "/dɪˈɹɛk.tɹɪks/",
      "tags": [
        "Scotland"
      ]
    },
    {
      "ipa": "/dʌi̯-/",
      "tags": [
        "Scotland"
      ]
    },
    {
      "ipa": "/dəi̯-/",
      "tags": [
        "Scotland"
      ]
    },
    {
      "ipa": "/ɖɪˈɾɛ(ː)k.ʈɾɪks/",
      "tags": [
        "India"
      ]
    },
    {
      "ipa": "/ɖəj-/",
      "tags": [
        "India"
      ]
    },
    {
      "ipa": "/ɖɑːj-/",
      "tags": [
        "India"
      ]
    },
    {
      "rhymes": "-ɛktrɪks"
    }
  ],
  "word": "directrix"
}
{
  "categories": [
    "English compound terms",
    "English countable nouns",
    "English entries referencing missing etymons",
    "English entries with etymology texts",
    "English entries with incorrect language header",
    "English learned borrowings from Latin",
    "English lemmas",
    "English nouns",
    "English nouns with irregular plurals",
    "English terms borrowed from Latin",
    "English terms derived from Latin",
    "English terms derived from Proto-Indo-European",
    "English terms derived from Proto-Italic",
    "English terms derived from the Proto-Indo-European root *h₃reǵ-",
    "English terms derived from the Proto-Indo-European word *dwóh₁",
    "English terms suffixed with -trix",
    "Entries with translation boxes",
    "Pages using etymon with no ID",
    "Pages with 2 entries",
    "Pages with entries",
    "Rhymes:English/ɛktrɪks",
    "Rhymes:English/ɛktrɪks/3 syllables",
    "Terms with Dutch translations",
    "Terms with Finnish translations",
    "Terms with French translations",
    "Terms with Greek translations",
    "Terms with Polish translations",
    "Terms with Spanish translations",
    "Terms with Tamil translations"
  ],
  "derived": [
    {
      "word": "conic section directrix"
    },
    {
      "word": "graph directrix"
    },
    {
      "word": "ruled surface directrix"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":lbor",
        "3": "la:dīrēctrīx",
        "4": ":afeq",
        "5": "direct",
        "6": "director",
        "7": "-trix",
        "etydate": "",
        "text": "*"
      },
      "expansion": "Learned borrowing from Latin dīrēctrīx.",
      "name": "ety"
    },
    {
      "args": {
        "1": "en",
        "2": "direct",
        "3": "-trix"
      },
      "expansion": "By surface analysis, direct + -trix",
      "name": "surf"
    }
  ],
  "etymology_text": "Learned borrowing from Latin dīrēctrīx. By surface analysis, direct + -trix.",
  "forms": [
    {
      "form": "directrixes",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "directrices",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "directrice",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "+",
        "2": "directrices"
      },
      "expansion": "directrix (plural directrixes or directrices)",
      "name": "en-noun"
    }
  ],
  "hyphenations": [
    {
      "parts": [
        "di",
        "rec",
        "trix"
      ]
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English female equivalent nouns"
      ],
      "form_of": [
        {
          "word": "director"
        }
      ],
      "glosses": [
        "Female equivalent of director."
      ],
      "links": [
        [
          "director",
          "director#English"
        ]
      ],
      "tags": [
        "feminine",
        "form-of"
      ]
    },
    {
      "categories": [
        "en:Geometry"
      ],
      "glosses": [
        "A line used to define a curve or surface; especially a line, the distance from which a point on a conic has a constant ratio to that from the focus."
      ],
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "line",
          "line"
        ],
        [
          "define",
          "define"
        ],
        [
          "curve",
          "curve"
        ],
        [
          "surface",
          "surface"
        ],
        [
          "distance",
          "distance"
        ],
        [
          "conic",
          "conic"
        ],
        [
          "ratio",
          "ratio"
        ],
        [
          "focus",
          "focus"
        ]
      ],
      "raw_glosses": [
        "(geometry) A line used to define a curve or surface; especially a line, the distance from which a point on a conic has a constant ratio to that from the focus."
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "enpr": "dĭ-rĕk′trĭks"
    },
    {
      "enpr": "dī-"
    },
    {
      "ipa": "/dɪˈɹɛk.tɹɪks/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/-ˈɹek-/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/daɪ̯-/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/dʌɪ̯-/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/dɪˈɹɛk.tɹɪks/",
      "tags": [
        "Canada",
        "General-American"
      ]
    },
    {
      "ipa": "/daɪ̯-/",
      "tags": [
        "Canada",
        "General-American"
      ]
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      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/dd/LL-Q1860_%28eng%29-Flame%2C_not_lame-directrix.wav/LL-Q1860_%28eng%29-Flame%2C_not_lame-directrix.wav.ogg"
    },
    {
      "ipa": "/dɪˈɹek.tɹɪks/",
      "tags": [
        "General-Australian"
      ]
    },
    {
      "ipa": "/dɑe̯-/",
      "tags": [
        "General-Australian"
      ]
    },
    {
      "ipa": "/dəˈɹek.tɹəks/",
      "tags": [
        "New-Zealand"
      ]
    },
    {
      "ipa": "/dɑe̯-/",
      "tags": [
        "New-Zealand"
      ]
    },
    {
      "ipa": "/dɪˈɹɛk.tɹɪks/",
      "tags": [
        "Scotland"
      ]
    },
    {
      "ipa": "/dʌi̯-/",
      "tags": [
        "Scotland"
      ]
    },
    {
      "ipa": "/dəi̯-/",
      "tags": [
        "Scotland"
      ]
    },
    {
      "ipa": "/ɖɪˈɾɛ(ː)k.ʈɾɪks/",
      "tags": [
        "India"
      ]
    },
    {
      "ipa": "/ɖəj-/",
      "tags": [
        "India"
      ]
    },
    {
      "ipa": "/ɖɑːj-/",
      "tags": [
        "India"
      ]
    },
    {
      "rhymes": "-ɛktrɪks"
    }
  ],
  "translations": [
    {
      "code": "nl",
      "lang": "Dutch",
      "lang_code": "nl",
      "sense": "a line used to define a curve or surface",
      "tags": [
        "feminine",
        "masculine"
      ],
      "word": "richtlijn"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "lang_code": "fi",
      "sense": "a line used to define a curve or surface",
      "word": "johtosuora"
    },
    {
      "code": "fr",
      "lang": "French",
      "lang_code": "fr",
      "sense": "a line used to define a curve or surface",
      "tags": [
        "feminine"
      ],
      "word": "directrice"
    },
    {
      "code": "el",
      "lang": "Greek",
      "lang_code": "el",
      "roman": "diefthetoúsa",
      "sense": "a line used to define a curve or surface",
      "tags": [
        "feminine"
      ],
      "word": "διευθετούσα"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "lang_code": "pl",
      "sense": "a line used to define a curve or surface",
      "tags": [
        "feminine"
      ],
      "word": "kierownica"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "lang_code": "es",
      "sense": "a line used to define a curve or surface",
      "tags": [
        "feminine"
      ],
      "word": "directriz"
    },
    {
      "code": "ta",
      "lang": "Tamil",
      "lang_code": "ta",
      "roman": "iyakkuvarai",
      "sense": "a line used to define a curve or surface",
      "tags": [
        "feminine"
      ],
      "word": "இயக்குவரை"
    }
  ],
  "word": "directrix"
}

Download raw JSONL data for directrix meaning in English (5.4kB)


This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-04-26 from the enwiktionary dump dated 2026-04-01 using wiktextract (7de0cf9 and 9452535). 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.