Merriam-Webster Online Dictionary
actor (noun)1.
one that acts - doer
2.
a) one who represents a character in a dramatic production
b) a theatrical performer
c) one who behaves as if acting a part
3.
one that takes part in any affair
Merriam-Webster Online Thesaurus
actor (noun)1.
one who acts professionally (as in a play, movie, or television show)
SYNONIMS:
impersonator, mummer, player, thesp, thespian, trouperRELATED WORDS:
barnstormer, enactor, entertainer, performer; actress, starlet; lead, leading lady, leading man, star; coactor, costar; extra, spear-carrier, supernumerary, walk-on; monologuist ( monologist); prima donna, scene-stealer; double, understudy; comedian, farceur; tragedian, tragedienne; ape, aper, ham, imitator, impressionist, masker, masquerader, mime, mimic, pantomime, pantomimist, personator, poser; buffoon, clown, harlequin, stooge, zany2.
one who takes part in something
SYNONIMS:
actor, partaker, participator, party, player, sharerRELATED WORDS:
accessory ( accessary), aide, assistant, helper; colleague, partnerNEAR ANTONYMS:
bystander, looker-on, observer, onlooker, spectator, watcher; wallflower