proficiency

[ pruh-fish-uh n-see ]
/ prəˈfɪʃ ən si /

noun

the state of being proficient; skill; expertness: proficiency in music.

Origin of proficiency

1535–45; < Latin prōfici(ēns) proficient + -ency

Related forms

o·ver·pro·fi·cien·cy, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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