Definitions from Wiktionary (critical angle)
▸ noun: (optics) The angle of incidence beyond which light traveling through a medium experiences total internal reflection upon encountering a boundary with a less refractive medium.
▸ noun: (aviation) 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.
▸ noun: (architecture) The angle beyond which a ramp or a set of stairs is considered uncomfortable or unsafe.
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▸ noun: (optics) The angle of incidence beyond which light traveling through a medium experiences total internal reflection upon encountering a boundary with a less refractive medium.
▸ noun: (aviation) 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.
▸ noun: (architecture) The angle beyond which a ramp or a set of stairs is considered uncomfortable or unsafe.
Similar:
angle of incidence,
angle of refraction,
phase angle,
angle of reflection,
Brewster's angle,
reflex angle,
caustic surface,
reference angle,
acute angle,
visual angle,
more...
Opposite:
Phrases:
▸ Words similar to critical angle
▸ Usage examples for critical angle
▸ Idioms related to critical angle
▸ Wikipedia articles (New!)
▸ Words that often appear near critical angle
▸ Rhymes of critical angle
▸ Invented words related to critical angle