in
ci
dence
Plural
incidences
1
the rate or frequency at which something happens or occurs
- Schools in the region reported a lower incidence of bullying after implementing new programs.
- Despite preventive measures, there has been a spike in the incidence of cyberattacks this year.
Synonyms:
2
the act of a light beam hitting or striking a surface
- Changing the angle of the light's incidence can create different shadow effects in photography.
- As the sun set, the incidence of its rays on the lake created a shimmering effect.