/preuh fish"euhn see/ , n.
the state of being proficient; skill; expertness: proficiency in music.
[ 1535-45; profici ( ens ) PROFICIENT + -ENCY ]
/preuh fish"euhn see/ , n.
the state of being proficient; skill; expertness: proficiency in music.
[ 1535-45; profici ( ens ) PROFICIENT + -ENCY ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012