Example: They played a Mass composed by Beethoven.
source: wordnet30
a sequence of prayers constituting the Christian Eucharistic rite(noun.communication)
Example: The priest said Mass.
source: wordnet30
The sacrifice in the sacrament of the Eucharist, or the consecration and oblation of the host.(noun)
source: webster1913
A quantity of matter cohering together so as to make one body, or an aggregation of particles or things which collectively make one body or quantity, usually of considerable size; as, a mass of ore, metal, sand, or water.(noun)
source: webster1913
adjective satellite (s)
formed of separate units gathered into a mass or whole(adj.all)