Standard Lemma guide

directrix

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • dĭ-rĕk′trĭks
  • dī-
  • Received-Pronunciation: /dɪˈɹɛk.tɹɪks/
  • Received-Pronunciation: /-ˈɹek-/
  • Received-Pronunciation: /daɪ̯-/
  • Received-Pronunciation: /dʌɪ̯-/
  • Canada, General-American: /dɪˈɹɛk.tɹɪks/
  • Canada, General-American: /daɪ̯-/
  • US: Recorded audio is listed in the source snapshot.
  • Australian: /dɪˈɹek.tɹɪks/
  • Australian: /dɑe̯-/
  • New-Zealand: /dəˈɹek.tɹəks/
  • New-Zealand: /dɑe̯-/
  • Scotland: /dɪˈɹɛk.tɹɪks/
  • Scotland: /dʌi̯-/
  • Scotland: /dəi̯-/
  • India: /ɖɪˈɾɛ(ː)k.ʈɾɪks/
  • India: /ɖəj-/
  • India: /ɖɑːj-/
  • rhymes with -ɛktrɪks

1

noun

Meaning 1

Female equivalent of director.

Definition source: English Wiktionary via Wiktextract

Usage: feminine, form-of

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 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.

Definition source: English Wiktionary via Wiktextract

Topics: geometry, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

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

Across languages

Translations

7 source translations are retained for this English entry.

  • Dutch: richtlijn — a line used to define a curve or surface
  • Finnish: johtosuora — a line used to define a curve or surface
  • French: directrice — a line used to define a curve or surface
  • Greek: διευθετούσα (diefthetoúsa) — a line used to define a curve or surface
  • Polish: kierownica — a line used to define a curve or surface
  • Spanish: directriz — a line used to define a curve or surface
  • Tamil: இயக்குவரை (iyakkuvarai) — a line used to define a curve or surface