incidence angle vs critical angle

incidence angle and critical angle both are nouns.

Word	Noun	Adjective	Verb	Adverb
incidence angle	Yes	No	No	No
critical angle	Yes	No	No	No

As nouns, critical angle is a hyponym of incidence angle; that is, critical angle is a word with a more specific, narrower meaning than incidence angle:

incidence angle: the angle that a line makes with a line perpendicular to the surface at the point of incidence
critical angle: the smallest angle of incidence for which light is totally reflected

Other hyponyms of incidence angle include angle of attack.

incidence angle (noun)	critical angle (noun)
the angle that a line makes with a line perpendicular to the surface at the point of incidence	the smallest angle of incidence for which light is totally reflected

incidence angle vs critical angle

incidence angle and critical angle both are nouns.

Words related to "incidence angle"

Words related to "critical angle"