What does unavoidable mean?
Unavoidable is an adjective describing something that cannot be prevented, avoided, or escaped. It is used for delays, expenses, consequences, conflicts, and other events that seem certain to occur despite efforts to change or prevent them. The word is especially common in formal and professional contexts, as in “an unavoidable delay,” but it is also natural in everyday speech. Its force comes from the combination of un-, meaning “not,” and avoid: the thing is not merely difficult to avoid, but impossible to avoid under the circumstances. Unavoidable should not be confused with inevitable. Although both describe something that will occur, unavoidable focuses on the inability to prevent or escape it, whereas inevitable often emphasizes certainty or a natural sequence of events. Avoidable is the direct contrast. Because it identifies a constraint rather than merely asserting that an event is likely, unavoidable can suggest responsibility, frustration, or acceptance of a difficult reality.
adjectiveUnable to be prevented, avoided, or escaped. Used of events, consequences, difficulties, or other matters that must occur or be accepted under the circumstances.
- Impossible to prevent, avoid, or escape; certain to occur or be accepted under the circumstances.
"The delay was unavoidable because severe weather had closed the main road."
"Some disruption was unavoidable during the system upgrade."
"The accident was not entirely unavoidable, but the failure of the warning system made the outcome more severe than it needed to be."
Sometimes the most useful word for describing a problem is the one that identifies what cannot be changed: unavoidable.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does unavoidable come from?
Unavoidable was formed in English by combining the negative prefix un- with avoid and the suffix -able, meaning “not able to be avoided.” The root avoid entered Middle English through Anglo-French and ultimately derives from Latin evitare, meaning “to shun or escape.” The modern adjective developed as a standard English formation for expressing that a particular consequence could not be evaded.
Related word forms
How unavoidable is actually used
The word is neutral but somewhat more formal than everyday alternatives such as unavoidable problems or unavoidable delays. It can suggest that a person or organization had little practical choice, so it may be used to explain responsibility without directly assigning blame.
Easily confused with unavoidable
An unavoidable matter cannot be prevented or escaped, whereas an avoidable matter could have been prevented.
Unavoidable emphasizes the impossibility of preventing or escaping something, while inevitable emphasizes that something will certainly happen.