trailblazer

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. someone who marks a trail by leaving blazes on trees
• Hypernyms:
scout, pathfinder, guide
2. someone who helps to open up a new line of research or technology or art
• Syn:
pioneer, innovator, groundbreaker
• Derivationally related forms:
innovate (for: innovator), pioneer (for: pioneer)
• Hypernyms:
originator, conceiver, mastermind