brought about or set up or accepted; especially long established; "the established social order"; "distrust the constituted authority"; "a team established as a member of a major league"; "enjoyed his prestige as an established writer"; "an established precedent"; "the established Church"[ant: unestablished ]

settled securely and unconditionally; "that smoking causes health problems is an accomplished fact"[syn: accomplished ]

conforming with accepted standards; "a conventional view of the world"[syn: conventional ]

shown to be valid beyond a reasonable doubt; "the established facts in the case"

introduced from another region and persisting without cultivation

adjective

temporary , unsound , insolvent , false , invalidated , untrue

adjective

secure , fixed , stable , set , entrenched , settled , well-established , rooted , vested , deep-rooted , ingrained , unshakable , permanent , traditional , endowed , founded , organized , instituted , set up , realized , originated , chartered , incorporated , inaugurated , codified , systematized , ratified , equipped , conceived , produced , begun , initiated , completed , finished , verified , approved , guaranteed , endorsed , demonstrated , determined , confirmed , substantiated , accepted , assured , concluded , closed , authenticated , corroborated , found out , achieved , upheld , certain , ascertained , valid , validated , identified , proved , undeniable , sure , objectified , based , ensconced , firm , fixture , substantive , underlying