|Origin:||masse, from Latin massa, from Greek maza|
|Origin:||missa 'sending away at the end of a religious service', from Latin mittere 'to send'|
a large amount of a substance which does not have a definite or regular shape:
The food had congealed into a sticky mass.
a high mass of rock
b) [countable usually singular]
a large amount or quantity of something
a huge mass of data
c) British English informal
a large amount of something, or a lot of people or things:
Masses of books covered every surface in the room.
a large crowd
There was a mass of people around the club entrance.
The road was blocked by a solid mass of protesters.
all the ordinary people in society who do not have power or influence:
The trains provided cheap travel for the masses.
most of the people in a group or society [= the majority]:
The war is strongly supported by the mass of the population.
church ceremonyalso Mass
a) [uncountable and countable]
the main ceremony in some Christian churches, especially the Roman Catholic Church, which celebrates the last meal that Jesus Christ ate:
What time do you go to mass?
morning/evening/midnight etc Mass
Will I see you at morning Mass?
say/celebrate Mass (=perform this ceremony as a priest)➔ High Mass
a piece of music written to be performed at the ceremony of mass:
Mozart's Mass in C minor
the amount of material in something:
The sun makes up 99.9% of the mass of our solar system.