American English

Definition of pioneer verb from the Oxford Advanced American Dictionary



pioneer somethingVerb Forms present simple I / you / we / they pioneer
he / she / it pioneers
past simple pioneered
-ing form pioneering
jump to other results
when someone pioneers something, they are one of the first people to do, discover, or use something new a new technique pioneered by surgeons in a Chicago hospital
See the Oxford Advanced Learner's Dictionary entry: pioneer

Other results

All matches