- the striking of a ray of light, beam of electrons, etc., on a surface, or the direction of striking.
- angle of incidence(def 1).
Origin of incidence
Examples from the Web for incidence
And without a concrete way to measure the incidence of domestic violence, it is purely observational.
Meanwhile, since the 1970s, our yearly sugar consumption has skyrocketed along with the incidence of diabetes and obesity.
This would push food prices up internationally, raising the incidence of hunger, disease and political instability.
Does any Indian believe that we will, come Friday, see even a drop in the incidence of rape?
Only with a regime like that will we see their incidence decrease.
Angle of Incidence, Rigger's—The angle the chord of a surface makes with a line parallel to the axis of the propeller.The Aeroplane Speaks|H. Barber
It was not uncomfortably and unchangeably cut into fixed portions by the incidence of lunch and dinner.The Lion's Share|E. Arnold Bennett
The developments that take place are mainly mental in form and are social in their incidence.A Grammar of Freethought|Chapman Cohen
If its Incidence be made still more oblique, it becomes totally reflected.Opticks|Isaac Newton
The incidence among children under three years of age was 60 percent, and 1,712 children under age fifteen died.Area Handbook for Albania|Eugene K. Keefe