co-occur

IPA/ˌkəʊ əˈkɜː(r)/
IPA/ˌkəʊ əˈkɜːr/

co-occur — verb

  • co-occurpresent simple I / you / we / they
  • co-occurshe / she / it
  • co-occurredpast simple
  • co-occurring-ing form
  • co-occuredpast participle

1. when several events, situations, or natural processes happen together during a s

1.動詞不及物B2
釋義

when several events, situations, or natural processes happen together during a shared moment or within a shared space, we say they co-occur

例句

Dr. Wei found that migraine headaches and sleep problems often co-occur in patients.

often co-occur + in [patient group / context]

In the Himalayan region, several medicinal herbs co-occur in the same high-altitude meadows.

co-occur + in [specific location]

同義詞
  • coincide

    more precise for time, slightly more formal; less common for spatial co-occurrence

  • coexist

    focuses on peaceful or simultaneous existence, often of living things or ideas; stronger spatial than temporal sense

  • overlap

    suggests partial rather than full coincidence; common in scheduling and Venn-diagram contexts

  • happen together

    more basic, less formal; suitable for everyday conversation

文法句型

co-occur + with + noun phrase

co-occur + in + location/time phrase

co-occur + adverbial (often / rarely / frequently)

用法筆記

The subject is usually plural or compound — a single event or item cannot co-occur by itself. When focusing on two specific things, co-occur is typically followed by with.

常見錯誤

❌The rain co-occurred the strong wind.
✅The rain co-occurred with the strong wind.
💡co-occur is intransitive and needs with to link the two elements.
❌The meeting co-occurred at 3 pm.
✅The meeting co-occurred with the training session at 3 pm.
💡a single event cannot co-occur alone.