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root cause

is not in our dictionary (yet). Here's what it could mean:

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noun

  • The fundamental reason for the occurrence of a problem or event, which, if removed, would prevent the issue from recurring.

Example Sentences

Examples are provided to illustrate usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And to the extent the occupation is a root cause of the tensions and violence in the area, its problems will persist.

From Slate ● Oct. 30, 2026

Le Roux agrees that affordability is a challenge for many Orange County residents but sees a different root cause of the problem.

From Los Angeles Times ● Oct. 1, 2026

Thesaurus

Possible Synonyms

Words in our thesaurus

other words

  • underlying reason
  • the real culprit
  • primary source
  • patient zero
  • the heart of the matter

Possible Antonyms

Words in our thesaurus

other words

  • surface issue
  • temporary fix
  • band-aid solution

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