pioneer

pi|o|neer1 [ ,paıə`nır ] noun count *

1. ) one of the first people to travel to a new country and start living there, especially one of the first Europeans to start living in North America

2. ) one of the first people to do something important that is later continued and developed by other people:

pioneer of: the pioneers of early color photography

pioneer in: The firm has been a pioneer in the pharmaceutical field since 1953.

pioneer

pi|o|neer 2 [ ,paıə`nıər ] verb transitive *

to be a pioneer doing something for the first time:

The approach was pioneered by American therapist Dr. Bruce Fisher.