A ceremony (UK: /ˈsɛrɪməni/, US: /ˈsɛrəˌmoʊni/) is an event of ritual significance, performed on a special occasion. The word may be of Etruscan origin, via the Latin caerimonia. A ceremony (UK: /ˈsɛrɪməni/, US: /ˈsɛrəˌmoʊni/) is an event of ritual significance, performed on a special occasion. The word may be of Etruscan origin, via the Latin caerimonia. A ceremony may mark a rite of passage in a human life, marking the significance of, for example: