director circle
nounUK /dɪˌɹɛk.tə ˈsɜː.kəl/ · CA, US /dɪˌɹɛk.təɹ ˈsɜɹ.kəl/
1
Geometry, Mathematics, Sciences A circle formed by all 90° crossings of tangents of an ellipse or hyperbola.
- Related terms
- director conic
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.