Merriam-Webster Online Dictionary
expert (adjective)1.
obsolete - experienced
2.
having, involving, or displaying special skill or knowledge derived from training or - experience proficient
one with the special skill or knowledge representing mastery of a particular subject
intransitive verb
to serve as an expert
Merriam-Webster Online Thesaurus
expert (adjective)1.
accomplished with trained ability
SYNONIMS:
adroit, artful, bravura, deft, delicate, dexterous ( dextrous), expert, masterful, masterly, practiced ( practised), virtuoso, workmanlikeRELATED WORDS:
facile, smooth; artistic, creative, fancy, ingenious, neat; adept, clever, cunning; able, adequate, capable, competentNEAR ANTONYMS:
awkward, clumsy, crude, klutzy; ineffective, ineffectual; incompetent, inept2.
having or showing exceptional knowledge, experience, or skill in a field of endeavor
SYNONIMS:
accomplished, ace, adept, compleat, complete, consummate, crack, crackerjack, educated, experienced, expert, good, great, master, masterful, masterly, practiced ( practised), professed, skilled, skillful, versed, veteran, virtuosoRELATED WORDS:
adroit, clever, deft, dexterous ( dextrous), handy, slick, sure-handed; gifted, talented; polished, refined; effective, effectual, efficient, workmanlike; able, capable, competent, employable, fit, fitted, habile, qualified; educated, knowledgeable, schooled, taught, trained, tutored; all-around ( all-round), well-rounded; long-term, old; multiskilled, multitalentedNEAR ANTONYMS:
incapable, incompetent, inept, unable, unfit, unfitted, unqualified, weak; artless, crude, rude; ineffective, ineffectual, inefficient; talentless, ungifted, untalented; ignorant, unschooled, untaught, untrained, untutored; beginning, green, inexperienced, new, raw, unseasoned, untested, untried, would-be; primitive, rough, unpolished; awkward, clumsy, ham-fisted, ham-handed, heavy-handeda person with a high level of knowledge or skill in a field
SYNONIMS:
ace, adept, artist, authority, cognoscente, connoisseur, crackerjack ( crackajack), dab, dab hand, fiend, geek, guru, hand, hotshot, maestro, master, maven ( mavin), meister, past master, proficient, scholar, shark, sharp, virtuoso, whiz, wizardRELATED WORDS:
pro, professional; consultant, hired gun, specialist; addict, aficionado ( afficionado), buff, devotee, enthusiast, fan; craftsman, journeyman; all-rounder [], jack-of-all-trades, Renaissance man; mistressNEAR ANTONYMS:
apprentice, beginner, neophyte, novice; dabbler, dilettante; layman, nonprofessional