Ceremonious/ˌserəˈməʊniəs/ Definition 1 of 2Pro Tip 1/3Grand Occasions Use 'ceremonious' when describing events that are grand and traditional. The queen's coronation was a ceremonious occasion. Pro Tip 2/3Not Casual Don't use 'ceremonious' for casual or informal gatherings; it doesn't fit. A casual backyard barbecue isn't called ceremonious. Pro Tip 3/3Positive Context 'Ceremonious' often has a positive connotation, suggesting respect and honor. The ceremonious tribute to veterans was deeply moving.