incidence

Academic Word List, sublist 6.

About 19.77 uses per million words.

Meaning

1. noun The act of something happening; occurrence.
2. noun The extent or the relative frequency of something happening.
3. noun The manner of falling; bearing or onus, as of a tax that falls unequally.
4. noun The striking of radiation or a projectile upon a surface.
5. noun A measure of the rate of new occurrence of a given medical condition in a population within a specified period of time.
6. noun The falling of a point on a line, or a line on a plane.
7. noun The relation between an edge of a graph and one of the vertices it connects.

Similar words

relative incidence incident occurrence event case effect consequence frequently frequent importance

Often followed by

of and in is rates rate was angle among

Word family

incidences incident incidentally incidents