angle of incidence angle of extinction • angle of inclination · · · Info · Definitions · Synonyms · Characters · · angle of incidence · · Text Common · · Latin · · Scripts 18 · · Length 6 · · Syllables Definitions · · · (noun) the angle that a line makes with a line perpendicular to the surface at the point of incidence. Synonyms: angle of incidence, incidence angle. · · Noun Definition 1 Synonyms · · · incidence angle · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 f latin small letter f U+0066 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F