Définitions
1.NounOne who goes before, as into the wilderness, preparing the way for others to follow.
2.NounA person or other entity who is first or among the earliest in any field of inquiry, enterprise, or progress."Some people will consider their national heroes to be pioneers of civilization.; Certain politicians can be considered as pioneers of reform."
3.NounA soldier detailed or employed to form roads, dig trenches, and make bridges, as an army advances; a sapper.
4.NounA member of any of several European organizations advocating abstinence from alcohol.
5.NounA member of a children’s organization operated by the Communist Party, typically in the second of three stages toward becoming a member of the Party itself.
6.NounAlternative letter-case form of Pioneer (“A Singaporean born on or before 31 December 1949, who is entitled to various healthcare and social support schemes.”).
7.VerbTo be the first to do or achieve (something), preparing the way for others to follow."The young doctor pioneered a new life-saving surgical technique."