groundbreaker

US:USA pronunciation: respellingUSA pronunciation: respelling(ground′brā′kər)


WordReference Random House Unabridged Dictionary of American English © 2026
ground•break•er  (ground′brā′kər),USA pronunciation n. 
  1. a person who is an originator, innovator, or pioneer in a particular activity.
  2. an original idea, product, or the like that leads to or makes possible further developments, growth, improvements, etc.
  • ground1 + breaker1


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