unviable

adjective

un·​vi·​a·​ble ˌən-ˈvī-ə-bəl 

: incapable of growth or development : not viable

unviable seeds

an unviable business/investment

Examples of unviable in a Sentence

Recent Examples on the Web

Trucks and storage facilities fill up quickly with material that yields little value by weight, making collection and transport economically unviable. — Bloomberg, Mercury News, 16 July 2026

While the economics of hydrogen production have historically rendered the technology unviable in most cases, a community like Vieques is one specific instance where the costs might just balance out. — IEEE Spectrum, 15 July 2026

The club argued that this would have made the project commercially unviable and affect cash flow. — Matt Woosnam, New York Times, 30 June 2026

Last week, a lawmaker triggered a firestorm with her legally unviable attempt to suspend Petro until after the election. — Ines Capdevila, CNN Money, 21 June 2026

Word History

First Known Use

1931, in the meaning defined above