1. a set of people or things that are put together or considered as a unit
2. the action or process of arranging people or things into groups

Examples

• The teacher created a grouping of students based on their reading levels.
• The museum’s new grouping of paintings focuses on impressionist works.
• The data showed an interesting grouping of results around the median.
• She arranged the books in a logical grouping by subject.
• The grouping of similar items made the inventory much easier.
• Scientists noticed a grouping of stars in that region of the sky.
• The grouping process took several hours to complete.