Word.ws English Dictionary

Past tense of cluster

regular verb

The past tense of cluster is clustered. The past participle is also clustered.

Forms of cluster

Base form (V1)cluster /ˈklʌstə/
Past tense (V2)clustered /ˈklʌstəd/
Past participle (V3)clustered /ˈklʌstəd/
Present participleclustering /ˈklʌstɚɪŋ/
Third person singularclusters /ˈklʌstɚz/

Clustered in a sentence

  • The sea is clustered with islands.
  • The children clustered around the puppy.
  • Furthermore, each hierarchically clustered community contained both our proposed coprostanoligenic as well as non-coprostanoligenic bacteria.2016 February 13, “An Integrated Metabolomic and Microbiome Analysis Identified Specific Gut Microbiota Associated with Fecal Cholesterol…. From the entry coprostanoligenic
  • Some of the most avid text messagers are clustered in Southeast Asia.2010, Carol M. Lehman, Debbie D. Dufrene, Business Communication, page 163. From the entry messager
  • Over time Spidey had learned where the tall buildings clustered and where they petered out.1998, Diane Duane, The Venom Factor, page 39. From the entry webslinger

Meaning of cluster

  1. noun A bunch or group of several discrete items that are close to each other.
  2. noun A group of galaxies, nebulae, or stars that appear to the naked eye to be near each other.
  3. noun An ensemble of bound atoms (especially of a metal) or molecules, intermediate in size between a molecule and a bulk solid.

Full definition of cluster

Questions about the past tense of cluster

What is the past tense of cluster?
The past tense of cluster is clustered.
What is the past participle of cluster?
The past participle of cluster is clustered.
Is cluster a regular or irregular verb?
Cluster is a regular verb: its past tense adds -ed.

Source and license

Adapted from Wiktionary: cluster (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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Cite this page: “Past tense of cluster.” Word.ws, https://word.ws/past-tense/cluster. Based on Wiktionary, CC BY-SA 4.0.