How to Say "cluster" in Spanish
The Spanish word for “cluster” is “constelación” — C1 level.
English → SpanishC1
nounC1formal
a grouping of related ideas or factors

Examples
Había una constelación de estrellas de cine en la gala de anoche.
There was a galaxy of movie stars at last night's gala.
Una constelación de factores económicos provocó la crisis actual.
An array of economic factors caused the current crisis.
Las constelaciones familiares son una técnica en la terapia de grupo.
Family constellations are a technique in group therapy.
Collective Nouns
Even though a 'constelación' describes a group of things, the verb you use with it should be singular, just like in English (e.g., 'The group IS...').
Related Translations
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