WordWeb Online

1. A grouping of a number of similar things
   "a cluster of admirers";
   - bunch, clump, clustering
    
2. (computing) a basic unit of storage on a disk drive, usually occupying one or more sectors
    
3. (computing) a group of linked computers
   - computer cluster
    
4. (astronomy) a group of galaxies or stars that are gravitationally bound

1. Come together as in a cluster or flock
   "The poets cluster in this town every summer";
   - constellate, flock, clump
    
2. Gather or cause to gather into a cluster
   "She clustered her fingers into a fist";
   - bunch, bundle, clump

Derived forms: clustering, clusters, clustered

Type of: agglomeration, assemble, digital computer, foregather, forgather, form, gather, meet

Encyclopedia: Cluster, Pleasants County, West Virginia