noun

1. a large body of matter with no definite shape. "the sun broke out from behind a mass of clouds" синонимы: pile, heap, stack, clump, cloud, bunch, bundle, lump, concentration, conglomeration, accumulation, aggregation, concretion, accretion, assemblage, collection, stockpile, build-up, amassment
2. a large number of people or objects crowded together. " a mass of cyclists" синонимы: large number, abundance, profusion, multitude, group, crowd, mob, rabble, horde, barrage, throng, huddle, host, troop, army, herd, flock, drove, swarm, pack, press, crush, mountain, flood
3. the majority of. "the great mass of the population had little interest in the project" синонимы: majority, larger part/number, greater part/number, best/better part, major part, most, bulk, main body, preponderance, almost all, lion's share
4. the quantity of matter which a body contains, as measured by its acceleration under a given force or by the force exerted on it by a gravitational field. "stellar objects of intermediate mass"

adjective

involving or affecting large numbers of people or things. "the film has mass appeal" синонимы: wholesale, universal, widespread, general, large-scale, extensive, pandemic

verb

assemble or cause to assemble into a single body or mass. "both countries began massing troops in the region" синонимы: accumulate, assemble, amass, collect, gather, gather together, draw together, join together, marshal, muster, round up, mobilize, rally