occurrence

noun

oc·​cur·​rence ə-ˈkər-ən(t)s 

-ˈkə-rən(t)s

1

: something that occurs

a startling occurrence

Lightning is a natural occurrence.

2

: the action or fact of happening or occurring

—often used with of

the repeated occurrence of petty theft in the locker room

Synonyms of occurrence

• event
• incident
• circumstance
• thing

Choose the Right Synonym for occurrence

occurrence, event, incident, episode, circumstance mean something that happens or takes place.

occurrence may apply to a happening without intent, volition, or plan.

an encounter that was a chance occurrence

event usually implies an occurrence of some importance and frequently one having antecedent cause.

the events following the assassination

incident suggests an occurrence of brief duration or secondary importance.

a minor wartime incident

episode stresses the distinctiveness or apartness of an incident.

a brief romantic episode in a life devoted to work

circumstance implies a specific detail attending an action or event as part of its setting or background.

couldn't recall the exact circumstances

Examples of occurrence in a Sentence

Getting headaches has become a common occurrence for her.

the recent occurrences of the disease

Lightning is a natural occurrence.

Recent Examples on the Web

Agency officials, in their own draft document, said one of those flaws was that the agency had failed to conduct a national survey of PFAS in biosolids to better understand their occurrence and associated risks. — ABC News, 3 Sep. 2026

Studies across the tree of life are finding that genome duplication isn’t exactly an infrequent occurrence. — Carrie Arnold contributing, Quanta Magazine, 2 Sep. 2026

As dark occurrences begin to shatter the quiet of their isolated home, the boy is forced to navigate a harrowing psychological nightmare where the line between real-world madness and supernatural terror blurs. — Melanie Goodfellow, Deadline, 1 Sep. 2026

Though the visual may look alarming, the occurrence of four active storms in Pacific and Atlantic basin is certainly not uncommon, said Nick Arman, meteorologist for AccuWeather. — Janet Loehrke, USA Today, 1 Sep. 2026

Word History

Etymology

occurr(ent) entry 1 + -ence, perhaps after Middle French occurrence "circumstance"

First Known Use

1539, in the meaning defined at sense 1

Rhymes for occurrence

• concurrence
• deterrence
• incurrence
• recurrence
• transference
• coinsurance
• countertransference

Kids Definition

occurrence

noun

oc·​cur·​rence ə-ˈkər-ən(t)s 

-ˈkə-rən(t)s

1

: something that occurs

2

: the action or process of occurring

3

: the presence of a natural form or material in a particular place

the occurrence of oil in Oklahoma

Legal Definition

occurrence

noun

oc·​cur·​rence

: something that takes place

especially : an accident, event, or continuing condition that causes personal or property damage that is unintended or unexpected from the standpoint of an insured party making a claim