noun. The act or process of uniting into groups.

noun. A collection of people or things united into a group.

noun. The act, process, or result of arranging in a group; relative arrangement or disposition, as of figures in a painting, persons on a stage or in a dance, incidents in a story, etc.

noun. The disposal or relative arrangement of figures or objects, as in, drawing, painting, and sculpture, or in ornamental design.

noun. A collection of things or people united as a group.

noun. The action of the verb to group.

verb. Present participle of group.

noun. a system for classifying things into groups

noun. any number of entities (members) considered as a unit

noun. the activity of putting things together in groups

"That two groups should necessarily live up to the same standards when the grouping is the basis for the standards."