pioneering
adjective
uk/ˌpaɪəˈnɪərɪŋ/ usbeing the first to do or use a particular new idea:
pioneering research/work/study
a pioneering technique/treatment/technology
a pioneering company/bank/firm a pioneering BioTech company
a pioneering approach/program/scheme The hospital developed a pioneering scheme to treat drug-using criminals in the community.