1

cluster

play
noun clus·ter \ˈkləs-tər\

Definition of cluster

  1. :  a number of similar things that occur together: such asa :  two or more consecutive consonants or vowels in a segment of speechb :  a group of buildings and especially houses built close together on a sizable tract in order to preserve open spaces larger than the individual yard for common recreationc :  an aggregation of stars or galaxies that appear close together in the sky and are gravitationally associated the Perseus cluster of galaxiesd :  a larger than expected number of cases of disease (such as leukemia) occurring in a particular locality, group of people, or period of timee :  a number of computers networked together in order to function as a single computing system Consisting of groups of inexpensive machines cobbled together, clusters in many ways have supplanted traditional supercomputers. — Elizabeth K. Wilson

clustery

play \-t(ə-)rē\ adjective

Examples of cluster in a sentence

  1. a cluster of cottages along the shore

  2. A small cluster of people had gathered at the scene of the accident.

Origin and Etymology of cluster

Middle English, from Old English clyster; akin to Old English clott clot


First Known Use: before 12th century


2

cluster

verb clus·ter

Definition of cluster

clustered

;

clustering

play \-t(ə-)riŋ\
  1. transitive verb
  2. 1 :  to collect into a cluster cluster the tents together

  3. 2 :  to furnish with clusters the bridge was clustered with men and officers — Herman Wouk

  4. intransitive verb
  5. :  to grow, assemble, or occur in a cluster they clustered around the fire

Examples of cluster in a sentence

  1. The children clustered around the storyteller.

  2. the mice clustered together into a small burrow

Origin and Etymology of cluster

see 1cluster


First Known Use: 14th century


CLUSTER Defined for English Language Learners

1

cluster

play
noun clus·ter \ˈkləs-tər\

Definition of cluster for English Language Learners

  • : a group of things or people that are close together


2

cluster

verb clus·ter

Definition of cluster for English Language Learners

  • : to come together to form a group


CLUSTER Defined for Kids

1

cluster

play
noun clus·ter \ˈklə-stər\

Definition of cluster for Students

  1. :  a number of similar things growing or grouped closely together :  bunch a cluster of houses a flower cluster


2

cluster

play
verb clus·ter

Definition of cluster for Students

clustered

;

clustering

  1. :  to grow, collect, or assemble in a bunch


Medical Dictionary

cluster

play
noun clus·ter \ˈkləs-tər\

Medical Definition of cluster

  1. :  a larger than expected number of cases of disease (as leukemia) occurring in a particular locality, group of people, or period of time



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