directrix

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directrix

/dɪˈɹɛk.tɹɪks/ UK
/-ˈɹek-/ UK
/daɪ̯-/ UK
/dʌɪ̯-/ UK
/dɪˈɹɛk.tɹɪks/ Canada, US
/daɪ̯-/ Canada, US
/dɪˈɹek.tɹɪks/ Australia
/dɑe̯-/ Australia
/dəˈɹek.tɹəks/ New Zealand
/dɑe̯-/ New Zealand
/dɪˈɹɛk.tɹɪks/ Scotland
/dʌi̯-/ Scotland
/dəi̯-/ Scotland

Rhymes with -ɛktrɪks

Where it comes from

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

noun directrixes · directrices · directrice

feminine Female equivalent of director
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

Every language

noun a line used to define a curve or surface

Español	directriz
Français	directrice
Ελληνικά	διευθετούσα diefthetoúsa

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MLA

"directrix." Wiktionary, via Micwyn, micwyn.com/word/directrix. Accessed 6 Nov. 2026.

APA

directrix. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/directrix

Chicago

"directrix." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/directrix.

BibTeX

@misc{directrix_2026,
  title = {directrix},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/directrix},
  urldate = {2026-11-06}
}