A soldier who performs construction and demolition work in the field to facilitate troop movements.
from The American Heritage Dictionary of the English Language, 4th Edition
Ecology An animal or plant species that establishes itself in a previously barren environment.
from The American Heritage Dictionary of the English Language, 4th Edition
One who opens up new areas of thought, research, or development: a pioneer in aviation.
from The American Heritage Dictionary of the English Language, 4th Edition
One who ventures into unknown or unclaimed territory to settle.
from The American Heritage Dictionary of the English Language, 4th Edition
A member of a military unit usually of construction engineers.
from Free Scrabble Dictionary
adjective
Leading the way; trailblazing: a pioneer treatment for cancer.
from The American Heritage Dictionary of the English Language, 4th Edition
Of, relating to, or characteristic of early settlers: the pioneer spirit.
from The American Heritage Dictionary of the English Language, 4th Edition
Relating to or being a pioneer.
from Free Scrabble Dictionary
Of, relating to, or characteristic of early settlers or their time.
from Free Scrabble Dictionary
verb-intransitive
To act as a pioneer: pioneered in development of the laser.
from The American Heritage Dictionary of the English Language, 4th Edition
verb-transitive
To initiate or participate in the development of: surgeons who pioneered organ transplants.
from The American Heritage Dictionary of the English Language, 4th Edition
To open up (an area) or prepare (a way): rockets that pioneered outer space.
from The American Heritage Dictionary of the English Language, 4th Edition
To settle (a region).
from The American Heritage Dictionary of the English Language, 4th Edition
verb
To act as a pioneer .
from Free Scrabble Dictionary
To open or prepare for others to follow.
from Free Scrabble Dictionary
To originate or take part in the development of.
from Free Scrabble Dictionary
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