1. (a.) Elaborately formal or polite; as, a ceremonious display of courtesy\; ceremonial. [In this sense ceremonial is now preferred.]

2. (a.) According to prescribed or customary rules and forms; devoted to forms and ceremonies; formally respectful; punctilious.

High-Church attentive baptismal cap in hand careful ceremonial chivalric chivalrous civil conventional correct courteous courtly decorous deferential dignified dutiful eucharistic formal formular formulary gallant grandiose hieratic honorific imposing impressive knightly liturgic liturgistic majestic moving old-fashioned old-world paschal polite pompous proper punctilious regardful respectful ritual ritualistic sacerdotal sacramental sacramentarian seemly solemn starchy stately stiff striking stuffy well-mannered