Simple Definition of proficient

from our Learner's Dictionary

proficient

adjective

: good at doing something : skillful
a proficient reader
He has become very proficient at computer programming.
She is proficient in two foreign languages.

Cite this Entry

“Proficient.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/proficient. Accessed 22 Jun. 2026.

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