verb (occurs, occurring, occurred)[no object, with adverbial]
- 1Happen; take place: the accident occurred at about 3.30 p.m.More example sentences
- An air bag is designed to protect a driver or passenger in the event that an accident occurs.
- Hallucinations usually occur only at particular times and places, and are associated with the events hoped for.
- The functional impairments secondary to osteoarthritis also occur more frequently in older adults.
- 1.1Exist or be found to be present in a place or under a particular set of conditions: radon occurs naturally in rocks such as graniteMore example sentences
- Anthrax is a naturally occurring bacterium that exists in the form of spores which allow it to survive in the environment.
- It is probable that every naturally occurring element is present in the outer core at least at trace levels.
- Silica is rare but when present occurs in vascular bundle sheath cells in both the leaf sheath and leaf blade.
- 1.2 (occur to) (Of a thought or idea) come into the mind of: [with clause]: it occurred to him that he hadn’t eatenMore example sentences
- He would often get up from bed at night when an idea occurred to him and write it down.
- She turned her eyes down to the paw she held, several ideas occurring to her simultaneously.
- I leaned over again so that I could see it more clearly, then an idea occurred to me.
late 15th century: from Latin occurrere 'go to meet, present itself', from ob- 'against' + currere 'to run'.