Something that is ceremonial relates to a ceremony or is used in a ceremony. He represented the nation on ceremonial occasions Feathers of various kinds are used by Native Americans for ceremonial purposes
] A system of rules and ceremonies, enjoined by law, or established by custom, in religious worship, social intercourse, or the courts of princes; outward form
A position, function, or event that is ceremonial is considered to be representative of an institution, but has very little authority or influence. Up to now the post of president has been largely ceremonial. a special ceremony, or special formal actions