She pioneered the use of frank television commercials to spread the word about trafficking to vulnerable children.
Noyce and his partner Gordon Moore also pioneered a new corporate culture at Intel.
Blood transfusions on the battlefield, pioneered by Canadian doctor Norman Bethune in the Spanish Civil War, saved many lives.
1520s, "foot soldier who prepares the way for the army," from Middle French pionnier "foot-soldier, pioneer," from Old French paonier "foot-soldier" (11c.), from peon (see pawn (n.2)). Figurative sense of "person who goes first or does something first" is from c.1600. Related: Pioneers.
1780, from pioneer (n.). Related: Pioneered; pioneering.