Incidence
[n] the striking of a light beam on a surface; "he measured the angle of incidence of the reflected light"
[n] the relative frequency of occurrence of something
Related Information
Related Terms
accident, amount, coming to be, common occurrence, commonness, contingency, contingent, degree, event, eventuality, eventuation, extent, frequence, frequency, habitualness, materialization, number, occurrence, oftenness, prevalence, quantity, rate, realiz