liable to account for one's actions; "governments must be accountable to someone beside themselves"; "fully accountable for what they did"; "the court held the parents answerable for their minor child's acts of vandalism"; "he was answerable to no one"
belonging to or befitting a supreme ruler; "golden age of imperial splendor"; "purple tyrant"; "regal attire"; "treated with royal acclaim"; "the royal carriage of a stag's head"
befitting or belonging to an emperor or empress; "imperial palace"
relating to or associated with an empire; "imperial colony"; "the imperial gallon was standardized legally throughout the British Empire"