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Definition of pioneer:

  1. A soldier detailed or employed to form roads, dig trenches, and make bridges, as an army advances.
  2. One who goes before, as into the wilderness, preparing the way for others to follow; as, pioneers of civilization; pioneers of reform.
  3. To go before, and prepare or open a way for; to act as pioneer.


start, early, initial, induct, open up, make, builder, lead up, groundbreaker, experimental, developer, open, initiate, broach, originate, contributor, untried, creator, brave, innovator.

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