Thurifer
thurifer
(Latin: incendere, to burn; thuribulum, incense holder; thus, incense)
A metal vessel in the shape of a vase or cup, with cover suspended by chains. It is used for burning incense at solemn offices of the Church. The cleric who carries it is called thurifer (incense-bearer).
Fuente: New Catholic Dictionary
Thurifer
(incense-bearer), the ministering attendant in the Roman Catholic Church whose duty it is to carry the thurible or censer and swing it at the appointed time during service. He is ordinarily a chorister or acolyte, but on great occasions a subdeacon, deacon, or even a priest.