'Expert' definitions:

Definition of 'expert'

(from WordNet)
adjective
Having or showing knowledge and skill and aptitude; "adept in handicrafts"; "an adept juggler"; "an expert job"; "a good mechanic"; "a practiced marksman"; "a proficient engineer"; "a lesser-known but no less skillful composer"; "the effect was achieved by skillful retouching" [syn: adept, expert, good, practiced, proficient, skillful, skilful]
adjective
Of or relating to or requiring special knowledge to be understood; "technical terminology"; "a technical report"; "technical language" [syn: technical, expert]
noun
A person with special knowledge or ability who performs skillfully

Definition of 'Expert'

From: GCIDE
  • Expert \Ex*pert"\ ([e^]ks*p[~e]rt"), a. [F. expert, L. expertus, p. p. of experiri to try. See Experience.] Taught by use, practice, or experience, experienced; having facility of operation or performance from practice; knowing and ready from much practice; clever; skillful; as, an expert surgeon; expert in chess or archery. [1913 Webster]
  • A valiant and most expert gentleman. --Shak. [1913 Webster]
  • What practice, howsoe'er expert In fitting aptest words to things . . . Hath power to give thee as thou wert? --Tennyson.
  • Syn: Adroit; dexterous; clever; ready; prompt. [1913 Webster]

Definition of 'Expert'

From: GCIDE
  • Expert \Ex"pert\, n.
  • 1. An expert or experienced person; one instructed by experience; one who has skill, experience, or extensive knowledge in his calling or in any special branch of learning. [1913 Webster]
  • 2. (Law) (a) A specialist in a particular profession or department of science requiring for its mastery peculiar culture and erudition. [1913 Webster]
  • Note: Such specialists may be witnesses in matters as to which ordinary observers could not without such aid form just conclusions, and are liable for negligence in case they injure another from want of proper qualifications or proper care in the exercise of their specialty. (b) A sworn appraiser. [1913 Webster]

Definition of 'Expert'

From: GCIDE
  • Expert \Ex*pert"\, v. t. To experience. [Obs.] [1913 Webster]
  • Die would we daily, once it to expert. --Spencer. [1913 Webster]

Synonyms of 'expert'

From: Moby Thesaurus