angle of incidence

noun

The angle that a straight line, ray of light, etc., meeting a surface, makes with a normal to the surface at the point of meeting.

Similar
angle of attackincidence angle
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Meanings

nounangle of incidence (plural angles of incidence)

plural angles of incidence

  1. engineeringThe angle that a straight line, ray of light, etc., meeting a surface, makes with a normal to the surface at the point of meeting.
  2. aeronauticsThe angle, usually fixed, between the chord line of a wing or horizontal stabilizer and the axis of the fuselage, measured at the root.

    Synonyms: angle of attack

Synonyms & antonyms

nounThe angle, usually fixed, between the chord line of a wing or horizontal stabilizer and the axis of the fuselage, measured at the root.

Similar
angle of attack

More synonyms by meaning

nounthe angle that a line makes with a line perpendicular to the surface at the point of incidence

Similar
incidence angle
Broader
angle

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Finnish tulokulma, kohtauskulma
  • tulokulmaangle that a straight line makes with the normal of a surface
  • kohtauskulmaangle between a wing or horizontal stabilizer and the axis of fuselage
French angle d'incidence, calage
  • angle d'incidenceangle that a straight line makes with the normal of a surface
  • calageangle between a wing or horizontal stabilizer and the axis of fuselage
German Einfallswinkel
  • Einfallswinkelangle that a straight line makes with the normal of a surface
Indonesian sudut datang
  • sudut datangangle that a straight line makes with the normal of a surface
Italian angolo di incidenza
  • angolo di incidenzaangle that a straight line makes with the normal of a surface
Japanese 入射角, 取り付け角
  • 入射角 (nyūshakaku)angle that a straight line makes with the normal of a surface
  • 取り付け角 (toritsukekaku)angle between a wing or horizontal stabilizer and the axis of fuselage
Malay sudut tuju
  • sudut tujuangle that a straight line makes with the normal of a surface
Māori koki whakapā
  • koki whakapāangle that a straight line makes with the normal of a surface
Norwegian innfallsvinkel
  • innfallsvinkelangle that a straight line makes with the normal of a surface
Portuguese ângulo de incidência
  • ângulo de incidênciaangle that a straight line makes with the normal of a surface
Romanian unghi de incidență
  • unghi de incidențăangle that a straight line makes with the normal of a surface
Spanish ángulo de incidencia
  • ángulo de incidenciaangle that a straight line makes with the normal of a surface
Swedish infallsvinkel
  • infallsvinkelangle that a straight line makes with the normal of a surface
Tagalog siha ng pagpasok
  • siha ng pagpasokangle that a straight line makes with the normal of a surface
Cite this entry
APA

angle of incidence. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/angle%20of%20incidence

MLA

“angle of incidence.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/angle%20of%20incidence. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “angle of incidence,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/angle%20of%20incidence.

Source: angle of incidence on Wiktionary, CC BY-SA 4.0.