Definitions

1. noun

an event or situation that happens or is present at a particular time

“The occurrence of the storm caused widespread power outages.”

2. noun

a fact or piece of information that is discovered or observed

“The scientists reported a significant occurrence of a new species in the area.”

3. verb

to happen or exist at a particular time or in a particular place

“The disease is said to occur more frequently in warm climates.”

4. verb

to come into being or existence

“The new policy is set to occur on January 1st.”