[non-vahy-uh-buh l]
See more synonyms for nonviable on
  1. not capable of living, growing, and developing, as an embryo, seed, or plant.
  2. not practicable or workable: a nonviable plan.

Origin of nonviable

First recorded in 1875–80; non- + viable
Related formsnon·vi·a·bil·i·ty, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for non-viable

Historical Examples of non-viable

  • In such a case must the surgeon let the mother die lest he hasten the death of a non-viable child?

non-viable in Medicine


  1. 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.