the activity of putting things together in groups
"The teacher spent the class period organizing the scattered papers into neat groupings by subject."
a system for classifying things into groups
"The new library system introduced a more efficient grouping method to organize books by subject and author."
A collection of things or people united as a group.
"The new policy encourages flexible grouping of students based on their shared interests and skill levels."
In plain English: A grouping is just putting several things together into one single collection.
"The grouping of trees on the hillside made them stand out against the sky."
Usage: Avoid using "grouping" when you simply mean an informal cluster; prefer "group" unless the emphasis is on how items are organized or categorized together. The term often sounds more technical than necessary in casual conversation about people gathering socially.
present participle of group
"The grouping of data by department allows managers to see trends more clearly."
In plain English: To group something means to put separate things together into a single category based on how they are alike.
"The teacher is grouping the students by their test scores to form study teams."