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Dictionary

Words, grammatical forms and meanings linked to the ontology.

directrix en · NOUN

Pronunciation

  • dĭ-rĕk′trĭks
  • /dəi̯-/ (Scotland)
  • /daɪ̯-/ (Canada, General-American)
  • /dɑe̯-/ (New-Zealand)
  • /dʌɪ̯-/ (Received-Pronunciation)
  • /daɪ̯-/ (Received-Pronunciation)
  • /-ˈɹek-/ (Received-Pronunciation)
  • /dɪˈɹɛk.tɹɪks/ (Scotland)
  • /dɪˈɹek.tɹɪks/ (Australia)
  • /dɪˈɹɛk.tɹɪks/ (Canada, General-American)
  • /dəˈɹek.tɹəks/ (New-Zealand)
  • /dɑe̯-/ (Australia)
  • (US) audio
  • /dʌi̯-/ (Scotland)
  • /dɪˈɹɛk.tɹɪks/ (Received-Pronunciation)
  • dī-

Etymology

Learned borrowing from Latin dīrēctrīx. By surface analysis, direct + -trix.

Meanings

  1. (feminine, form-of) Female equivalent of director.
    form of director
  2. 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.

Forms

SpellingFeaturesLabelsSource
directrice alternative lexicographic
directrices Number=Plur lexicographic
directrixes Number=Plur lexicographic

Deriveds

conic section directrix · ruled surface directrix · graph directrix

Translations (7)

fr directrice (a line used to define a curve or surface) · pl kierownica (a line used to define a curve or surface) · el διευθετούσα (a line used to define a curve or surface) · ta இயக்குவரை (a line used to define a curve or surface) · fi johtosuora (a line used to define a curve or surface) · nl richtlijn (a line used to define a curve or surface) · es directriz (a line used to define a curve or surface)