Usage:they went west as pioneers with only the possessions they could carry with them
Usage:Early man was the pioneer on the earth.
Usage:He poineered research in this area.
Usage:They were the pioneers in the field of microsurgery.
उदाहरण:वर्तमान भारत की राजनीति मे सच्चे देशभक्त युवा नेता की आवश्यकता है !
Usage:Scientists are doing pioneering research in inventing new things.