Definition of viable
1a
: capable of living
a viable skin graft viable offspring
b
of a fetus
: having attained such form and development of organs as to be normally capable of surviving outside the uterus
a 26-week old viable fetus
c
: capable of growing or developing
viable seeds viable eggs
2a
: capable of working, functioning, or developing adequately
viable alternatives
b
: capable of existence and development as an independent unit
The colony is now a viable state.
c(1)
: having a reasonable chance of succeeding
a viable candidate
(2)
: financially sustainable
a viable enterprise
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Merriam-Webster unabridged
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Time Traveler for viable
The first known use of viable was circa 1832
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