“group” – English explanatory dictionary

noun 1. a number of people or things taken together ○ a group of houses in the valley ○ Groups of people gathered in the street. ○ She is leading a group of businessmen on a tour of Italian factories. ○ There are reduced prices for groups of 30 and over. 2. a way of classifying things ○ These drugs belong to the same group. 3. people playing music together ○ He plays in a jazz group. ○ She’s the lead singer in a pop group. 4. several different companies linked together ○ the Shell group of companies ○ a major travel group ■ verb □ to group (together) to form into groups

(groop), n. [F groupe, It. gruppo, groppo, cluster, bunch, packet, group; of G. origin: cf. G. kropf craw, crop, tumor, bunch. See Crop, n.]
1. A cluster, crowd, or throng; an assemblage, either of persons or things, collected without any regular form or arrangement; as a group of men or of trees; a group of isles.
2. An assemblage of objects in a certain order or relation, or having some resemblance or common characteristic; as groups of strata.
3. (Biol.) A variously limited assemblage of animals or plants, having some resemblance, or common characteristics in form or structure. The term has different uses, and may be made to include certain species of a genus, or a whole genus, or certain genera, or even several orders.
4. (Mus.) A number of eighth, sixteenth, etc., notes joined at the stems; — sometimes rather indefinitely applied to any ornament made up of a few short notes.

v. t. [imp. & p. p. Grouped p. pr. & vb. n. Grouping.] [Cf. F. grouper. See Group, n.] To form a group of; to arrange or combine in a group or in groups, often with reference to mutual relation and the best effect; to form an assemblage of. “The difficulty lies in drawing and disposing, or, as the painters term it, in grouping such a multitude of different objects.” Prior. Grouped columns (Arch.), three or more columns placed upon the same pedestal.