directrix

Valid in Scrabble

Pronunciation

/dɪˈɹɛk.tɹɪks/

See all 12 pronunciations

/dɪˈɹɛk.tɹɪks/ · /-ˈɹek-/ · /daɪ̯-/ · /dʌɪ̯-/ · /dɪˈɹek.tɹɪks/ · /dɑe̯-/ · /dəˈɹek.tɹəks/ · /dʌi̯-/ · /dəi̯-/ · /ɖɪˈɾɛ(ː)k.ʈɾɪks/ · /ɖəj-/ · /ɖɑːj-/

Definition of directrix

2 senses · 1 part of speech · etymology included

noun

See all 2 definitions

noun

(feminine, form-of)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.

Definitions from Wiktionary, CC BY-SA.

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

1 play · some not in Scrabble

86 playable · top: RECTRIX (16 pts)

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