incidence
pronunciation
How to pronounce incidence in British English:
UK [ˈɪnsɪdəns]
How to pronounce incidence in American English:
US [ˈɪnsɪdəns]
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- Noun:
- the relative frequency of occurrence of something
- the striking of a light beam on a surface
Word Origin
- incidence (n.)
- early 15c., "incidental matter," from Middle French incidence (15c.), from Late Latin incidentia (see incident (n.)). Meaning "act of coming into contact with" is from 1650s; sense in physics is from 1620s.
Example
- 1. Unfortunately , the exact incidence of these memory problems isn 't known .
- 2. But there is good historical data on the incidence and location of earthquakes .
- 3. There were large changes in symptom incidence through the cycle for all symptoms .
- 4. A different scientific approach looks at the effect of certain lifestyle modifications on the incidence of disease .
- 5. While the climate warmed slightly last century , the incidence of hurricanes and cyclones fell .