graph directrix

noun

A fixed straight line used to define and construct a parabola.

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Meanings

noungraph directrix (plural graph directrixes or graph directrices)

plural graph directrixes · plural graph directrices

  1. geometryA fixed straight line used to define and construct a parabola.
Cite this entry
APA

graph directrix. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/graph%20directrix

MLA

“graph directrix.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/graph%20directrix. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “graph directrix,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/graph%20directrix.

Source: graph directrix on Wiktionary, CC BY-SA 4.0.