1. capable of working successfully; feasible: "the proposed investment was economically viable"
▪ (of a seed or spore) able to germinate: "most clones can produce thousands of viable seeds"
▪ (of a plant, animal, or cell) capable of surviving or living successfully, especially under particular environmental conditions: "the largest and most viable population of this endangered vetch"
▪ (of a fetus or unborn child) able to live after birth:"what if the fetus were viable?"
Word Originearly 19th century: from French, from vie ‘life’, from Latin vita.
