C1adjective2K

Viable

UK /["/ˈvaɪəbl/"]/US /["/ˈvaɪəbl/"]/

Definition

that can be done; that will be successful

In simple words: Able to work or succeed.

Examples

a **viable option/proposition**
There is no **viable alternative**.
to be **commercially/politically/financially/economically viable**
If there was any delay then the rescue plan would cease to be viable.
It is only their investment that makes the project economically viable.
None of the projects proved financially viable.
a perfectly viable form of political organization
I'm afraid that is just not a viable option.
Once the company is commercially viable, we should be able to invest more.
viable organisms

Usage notes

Use 'viable' when discussing options or plans that are practical and achievable. Avoid in very casual contexts; it sounds more professional.

Grammar pattern

viable + object

Memory hint

Think of 'vital' and 'able' to remember 'viable' means able to succeed.

Collocations

be
prove
seem
extremely
truly
perfectly

Synonyms

feasible

Antonyms

unviable
impractical
infeasible

Common mistakes

Confused with 'viable' vs 'viability' - remember 'viable' is the adjective.
Using 'viable' incorrectly with non-project contexts, like personal opinions.
Mixing up 'viable' with 'valid' - 'viable' relates to practicality, 'valid' to correctness.