The Christian Eucharist or Holy Communion, especially in the Roman Catholic Church
A coherent, typically large body of matter with no definite shape
The majority of
a soggy mass of fallen leaves
we attended the six o'clock Mass
A body of air with horizontally uniform temperature, humidity, and pressure
= blue pill.
A mass in which folk music is used instead of traditional liturgical music
(In the Roman Catholic Church) formerly, a mass with full ceremonial, including music and incense and typically having the assistance of a deacon and subdeacon
(In the Roman Catholic Church) formerly, a Mass with no music and a minimum of ceremony
A bell that calls people to mass.
A missal. Formerly (occasionally): †any prayer book for liturgical use (obsolete).
= mass burning.
(In the Roman Catholic Church) a card sent to the family of someone who has died, stating that the sender has arranged for a Mass to be said in memory of the deceased
(In Maoist China) a system for arriving at policy decisions, based on direct and repeated consultation between leaders and the masses.
= mass mailing.
An average or typical member of a mass society, usually characterized as lacking individuality and being readily manipulated by the mass media.
A noun denoting something that cannot be counted (e.g., a substance or quality), in English usually a noun that lacks a plural in ordinary usage and is not used with the indefinite article, e.g., luggage, china, happiness
A large flat rock used as an outdoor altar by Irish Catholics when the open celebration of mass was illegal.
= atomic mass unit.
= mass noun.
A votive Mass, usually one of the Holy Spirit, at which red vestments are worn by the priest; especially such a mass held to open a term of Court or judicial year.
The mass of a body when at rest
A mass said in honour of the rood.
A mass said for the soul of a dead person. Compare requiem. Now historical.
The molar concentration of a substance taking part in a reaction (to which, by the law of mass action, the rate of the reaction is proportional).
A service held following a mass.
The mass of an atom of a chemical element expressed in atomic mass units. It is approximately equivalent to the number of protons and neutrons in the atom (the mass number) or to the average number allowing for the relative abundances of different isotopes
A travesty of the Roman Catholic Mass in worship of Satan
Mass or weight of brain tissue.
A form of raw chocolate made by grinding processed cocoa nibs, especially in a solid or semi-solid state.
= High Mass.
A mass without music and with the minimum of ceremony.
Chemistry the effect which the concentration of a reactant has on the rate of a chemical reaction; especially in law of mass action noun the principle that the rate of a reaction is proportional to the concentrations or activities of the reactants.
(Also with hyphen as verb with object).
Copper occurring naturally in large masses.
The difference between the mass of an isotope and its mass number
An electromagnetically driven launching system, proposed as a method of propelling objects into space or over long distances.
An effect due to or dependent on mass or combined number; a total or grand effect.
Mass and energy regarded as interconvertible manifestations of the same phenomenon, according to the laws of relativity
A pit dug in the ground to receive a large number of corpses
A Roman Catholic church or other place of worship. (In the 17–18th centuries chiefly as a Protestant term of contempt.).
The market for goods that are produced in large quantities
A means of mass communication; any of the mass media.
The murder of a large number of people
The total number of protons and neutrons in a nucleus
= point mass.
A priest, especially as celebrant of the Mass..