The action or process of collecting particles into a mass, or particulars into a whole; collection, assemblage, union. Also: the action or process…

The action or process of accumulating; heaping up, amassing; (hence) steady growth.

The action of accumulate, v. (in various senses); an accumulation.

The action of gathering or heaping together in a mass; a crowding together; accumulation.

Heaping or piling together; accumulation.

The action or process of accruing by growth; accumulation, build-up; (also) an instance of this. Cf. accrual, n. 1a.

The action of heaping up or collecting in masses; an instance of such action; also, a gathered mass, a heap; accumulation, gathering. Chiefly figur…

The action of amass, v.; accumulation, gathering.

The action of amassing or accumulating; an instance of this. Also: an accumulation, a collection.