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proficient

[pruh-fish-uh nt] /prəˈfɪʃ ənt/
adjective
1.
well-advanced or competent in any art, science, or subject; skilled:
a proficient swimmer.
noun
2.
an expert.
Origin of proficient
1580-1590
1580-90; < Latin prōficient- (stem of prōficiēns) present participle of prōficere to advance, make progress, equivalent to prō- pro-1 + -ficere, combining form of facere to make, do1. See -ent, efficient
Related forms
proficiently, adverb
proficientness, noun
overproficient, adjective
overproficiently, adverb
underproficient, adjective
Synonyms
1. adept, competent, experienced, accomplished, able, finished.
Antonyms
1. unskilled, inept.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for proficient
Contemporary Examples
Historical Examples
  • He was a proficient scholar in Greek and Hebrew, in mathematics, astronomy and chemistry.

  • And our friend Gorgias is one of the best, and the art in which he is a proficient is the noblest.

    Gorgias Plato
  • Nothing was left undone to make them proficient in their work.

    The Banner Boy Scouts George A. Warren
  • In the first two R's, "readin' and 'ritin'," Miss Thompson was proficient.

    Shavings Joseph C. Lincoln
  • He has proved himself a true artist, and proficient in all departments—both figure and landscape.

British Dictionary definitions for proficient

proficient

/prəˈfɪʃənt/
adjective
1.
having great facility (in an art, occupation, etc); skilled
noun
2.
an archaic word for an expert
Derived Forms
proficiency, noun
proficiently, adverb
Word Origin
C16: from Latin prōficere to make progress, from pro-1 + facere to make
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for proficient
adj.

1580s, back-formation from proficiency or else from Old French proficient (15c.), from Latin proficientem (nominative proficiens), present participle of proficere "to make progress, go forward, effect, accomplish, be useful" (see proficiency). Related: Proficiently.

Online Etymology Dictionary, © 2010 Douglas Harper
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Word Value for proficient

17
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