In one math class, students were divided into clusters by ability.

They pack into clusters to store water between their tiny bodies.

The school offers an interdisciplinary approach to the study of global issues, divided into seven clusters.

Cluster analysis sorts through the raw data and groups them into clusters.

Each grade is divided into "clusters", which are groups of roughly 100 students.

Even the trees seem to have drawn together into watchful clusters.

The region is divided into several "clusters," which administer individual schools.

The definitions seem to fall into several clusters, with a few underlying concepts.

Oppenheimer was able to divide this into 3 clear clusters.

The Village is separated into four historical clusters to depict the development of the community.