Source : Webster's Revised Unabridged Dictionary (1913)

Baronial \Ba*ro"ni*al\, a.
   Pertaining to a baron or a barony. ``Baronial tenure.''
   --Hallam.

Source : WordNet®

baronial
     adj : impressive in appearance; "a baronial mansion"; "an imposing
           residence"; "a noble tree"; "severe-looking policemen
           sat astride noble horses"; "stately columns" [syn: {imposing},
            {noble}, {stately}]