mass

Dictionary definition · Mass

(Roman Catholic Church and Protestant Churches) the celebration of the Eucharist
the property of a body that causes it to have weight in a gravitational field
a musical setting for a Mass"they played a Mass composed by Beethoven"
(often followed by ‘of’) a large number or amount or extent"a batch of letters"
a sequence of prayers constituting the Christian Eucharistic rite"the priest said Mass"
an ill-structured collection of similar things (objects or people)
a body of matter without definite shape"a huge ice mass"
the common people generally"separate the warriors from the mass"
the property of something that is great in magnitude"it is cheaper to buy it in bulk"

join together into a mass or collect or form a mass"Crowds were massing outside the palace"

formed of separate units gathered into a mass or whole"aggregate expenses include expenses of all divisions combined for the entire year"

Source: Open English WordNet (CC BY 4.0).