adj : eminent beyond or above comparison; "matchless beauty"; "the
team's nonpareil center fielder"; "she's one girl in a
million"; "the one and only Muhammad Ali"; "a peerless
scholar"; "infamy unmatched in the Western world";
"wrote with unmatchable clarity"; "unrivaled mastery of
her art" [syn: matchless, nonpareil, one(a), {one
and only(a)}, peerless, unmatched, unmatchable, unrivaled]