Pro*fi"cient (?), n. [L.
proficiens, -entis, p. pr. of proficere to go
forward, make progress; pro forward + facere to make.
See Fact, and cf. Profit, (?)] 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.
Pro*fi"cient (?), a. Well advanced
in any branch of knowledge or skill; possessed of considerable
acquirements; well-skilled; versed; adept,