mass🔊

(physical) Matter, material.

A quantity of matter cohering so as to make one body, or an aggregation of particles or things which collectively make one body or quantity, usually of considerable size.

(obsolete) Precious metal, especially gold or silver.

(physics) A measure of the inertia of a mass of matter, one of four fundamental properties of matter. SI unit of mass: kilogram.

(pharmaceutical drug) A medicinal substance made into a cohesive, homogeneous lump, of consistency suitable for making pills.

(medicine) A palpable or visible abnormal globular structure; a tumor.

(bodybuilding) Excess body mass, especially in the form of muscle hypertrophy.

A large quantity; a sum.

Bulk; magnitude; body; size.

The principal part; the main body.

A large body of individuals, especially persons.

(in the plural) The lower classes of persons.

(ergative) To form or collect into a mass; to form into a collective body; to assemble.

Involving a mass of things; concerning a large quantity or number.

Involving a mass of people; of, for, or by the masses.

(Christianity) The Eucharist, now especially in Roman Catholicism.

(Christianity) Celebration of the Eucharist.

(by extension) The main kind of church service, in some denominations.

(usually as ''the Mass'') The sacrament of the Eucharist.

A musical setting of parts of the mass.

(obsolete) To celebrate mass.