The terms "viable" and "feasible" are often used interchangeably, but they carry distinct nuances. Viable generally relates to the capability of something to work effectively or survive in particular conditions. For instance, a business model might be described as viable if it's expected to sustain and generate profit in the long run. In this context, viable addresses the longevity and sustainability of an idea or entity. Viable means able to work as intended or able to succeed, or able to continue to exist as a living being. Learn more about the word, its synonyms, antonyms, and usage in different contexts. Viable means capable of living, developing, or growing under favorable conditions. It can also mean feasible, workable, or practical. Find out more about the word's origin, usage, and translations. The adjective viable refers to something able to function properly and even grow. It is made up of the Latin root vita, which means "life," and the ending -able, which means "to be possible."