I.pioneer [brit. angl. pʌɪəˈnɪə, am. angl. ˌpaɪəˈnɪr] SAM. (all contexts)
- novateur/-trice
II.pioneer [brit. angl. pʌɪəˈnɪə, am. angl. ˌpaɪəˈnɪr] GLAG. preh. glag.
pioneer invention, technique:
III.pioneering PRID.
- pioneering scientist, socialist, film-maker, scheme, study
- innovateur/-trice