American English

Definition of proficient adjective from the Oxford Advanced American Dictionary



jump to other results
able to do something well because of training and practice I'm a reasonably proficient driver. With practice, you should become proficient within six months. proficient in something/in doing something She's proficient in several languages. proficient at something/at doing something He's proficient at his job.
jump to other results
noun [uncountable] to develop proficiency a certificate of language proficiency proficiency in something/in doing something a high level of oral proficiency in English
See the Oxford Advanced Learner's Dictionary entry: proficient

Other results

All matches