not capable of living, growing, and developing, as an embryo, seed, or plant.
not practicable or workable: a nonviable plan.
illogical, speculative, unworkable, unusable, improbable, unreal, absurd, unwise, quixotic, impossible, unattainable, useless, impractical, inoperable, abstract, chimerical, idealistic, impracticable, inapplicable, inefficacious
Origin of nonviable
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Not capable of living or developing independently. Used especially of an embryo or fetus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.