Adjective
inviable (comparative more inviable, superlative most inviable)
Alternative form of nonviable
Antonym: viable
Most gross genomic mutations in gamete germ cells probably result in inviable embryos; however, a number of human diseases are related to large-scale genomic abnormalities. Source: Internet
This was the first time since the home Pong machines that a true-to-the-arcade experience could be had at home, but the system was commercially inviable. Source: Internet