Definitions

Available Definitions:
1)  n. - One who has made considerable advances in any business, art, science, or branch of learning; an expert; an adept; as, proficient in a trade; a proficient in mathematics, music, etc.
2)  a. - Well advanced in any branch of knowledge or skill; possessed of considerable acquirements; well-skilled; versed; adept,

 Synonyms of "Proficient"

 Antonyms of "Proficient"

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