/ Dictionary / Index M mass: Meaning and Definition of Find definitions for: mass Pronunciation: (mas), [key] — n. a body of coherent matter, usually of indefinite shape and often of considerable size: a mass of dough. a collection of incoherent particles, parts, or objects regarded as forming one body: a mass of sand. aggregate; whole (usually prec. by in the): People, in the mass, mean well. a considerable assemblage, number, or quantity: a mass of errors; a mass of troops. bulk, size, expanse, or massiveness: towers of great mass and strength. Painting.an expanse of color or tone that defines form or shape in general outline rather than in detail. a shape or three-dimensional volume that has or gives the illusion of having weight, density, and bulk. the main body, bulk, or greater part of anything: the great mass of American films. the quantity of matter as determined from its weight or from Newton's second law of motion. Abbr.: m&hasp; Cf.(def. 2), a preparation of thick, pasty consistency, from which pills are made. the ordinary or common people as a whole; the working classes or the lower social classes. —adj. pertaining to, involving, or affecting a large number of people: mass unemployment; mass migrations; mass murder. participated in or performed by a large number of people, esp. together in a group: mass demonstrations; mass suicide. pertaining to, involving, or characteristic of the mass of the people: the mass mind; a movie designed to appeal to a mass audience. reaching or designed to reach a large number of people: television, newspapers, and other means of mass communication. done on a large scale or in large quantities: mass destruction. —v.i. to come together in or form a mass or masses: The clouds are massing in the west. —v.t. to gather into or dispose in a mass or masses; assemble: The houses are massed in blocks. Mass Pronunciation: (mas), [key] — n. the celebration of the Eucharist. Cf. (sometimes l.c.) a musical setting of certain parts of this service, as the Kyrie eleison, Gloria, Credo, Sanctus, Benedictus, and Agnus Dei. Mass. Pronunciation: [key] Massachusetts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mass (Thesaurus) masquerade massa Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language