Most pioneered is a phrase used to describe someone or something that has advanced in a particular field or area. Synonyms for this phrase include trailblazer, innovator, groundbreaker, trendsetter, pioneer and forerunner. These expressions are usually used to commend individuals or companies that have developed new technologies, ideas or business models. They are often considered to be the first of their kind, and their contributions have paved the way for others to follow. Whether it's in the fields of science, technology, or business, the people who are most pioneered are often seen as visionaries who have pushed the limits of what is possible.