Word.ws English Dictionary

critical angles

critical angles is the plural of critical angle.

Meaning of critical angle

Noun

critical angle (plural critical angles)

  1. The angle of incidence beyond which light traveling through a medium experiences total internal reflection upon encountering a boundary with a less refractive medium.
  2. The angle of attack beyond which an airfoil stalls, experiencing a decrease in lift and increase in drag due to separation of airflow from the upper surface of the airfoil.
  3. The angle beyond which a ramp or a set of stairs is considered uncomfortable or unsafe.

Questions about critical angles

What is critical angles the plural of?
Critical angles is the plural of critical angle.

Words near critical angles in the dictionary

  1. critic
  2. critical
  3. critical altitude
  4. critical altitudes
  5. critical angle
  6. critical angles
  7. critical apparatus
  8. critical applied linguistics
  9. critical brain hypothesis
  10. critical care
  11. critical commentaries

Source and license

Adapted from Wiktionary: critical angles (page history and authors); critical angle (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “critical angles.” Word.ws, https://word.ws/critical_angles. Based on Wiktionary, CC BY-SA 4.0.