incidence

Từ điển Oxford Learners Wordfinder Dictionary

noun

1. the relative frequency of occurrence of something (Freq. 5)
• Syn:
relative incidence
• Hypernyms:
frequency, relative frequency
• Hyponyms:
morbidity
2. the striking of a light beam on a surface
- he measured the angle of incidence of the reflected light
• Derivationally related forms:
incident
• Hypernyms:
optical phenomenon