viable [ vahy- uh-b uhl ] SHOW IPA / ˈvaɪ ə bəl / PHONETIC RESPELLING SYNONYMS | EXAMPLES | WORD ORIGIN adjective capable of living. . Physiology physically fitted to live. (of a fetus) having reached such a stage of development as to be capable of living, under normal conditions, outside the uterus. . Botany able to live and grow. vivid; real; stimulating, as to the intellect, imagination, or senses: a period of history that few teachers can make viable for students. practicable; workable: a viable alternative. having the ability to grow, expand, develop, etc.: a new and viable country. Nearby words vi et armis
viangchan Origin of viable 1820–30;
-able -able Related forms vi·a·bil·i·ty, noun vi·a·bly, adverb un·vi·a·ble, adjective
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for unviable British Dictionary definitions for unviable (1 of 2) adjective not capable of succeeding, esp financially the pit had proved economically unviable British Dictionary definitions for unviable (2 of 2) adjective capable of becoming actual, useful, etc; practicable a viable proposition (of seeds, eggs, etc) capable of normal growth and development (of a fetus) having reached a stage of development at which further development can occur independently of the mother Derived Forms viability, noun Word Origin for viable
C19: from French, from
vie life, from Latin vīta
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for unviable adj.
1828, from French
viable "capable of life" (1530s), from vie "life" (from Latin vita "life;" see vital) + -able. Originally of newborn infants; generalized sense is first recorded 1848. Related: Viably; viability.
Online Etymology Dictionary, © 2010 Douglas Harper
Medicine definitions for unviable adj. Capable of living, developing, or germinating under favorable conditions. Capable of living outside the uterus. Used of a fetus or newborn. Related forms vi′a•bil ′i•ty n.
The American Heritage® Stedman's Medical Dictionary
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