The Collaborative International Dictionary
                    Oratorial
                    
                        
                
                                                                    Oratorial \Or`a*to"ri*al\, a.
   Oratorical. [R.] 
--Swift. 
-- Or`a*to"ri*al*ly, adv.
Wiktionary
                    oratorial
                    
                        
                
                                                                    a. A rarer form of oratorical.
Usage examples of "oratorial".
I will admit, that, by comparison with the Roman model of Cicero, there is seldom the same artful prefiguration of the oration throughout its future course, or the same sustained rhythmus and oratorial tone.