cluster vs mass

cluster

noun
  • A number of individuals grouped together or collected in one place; a crowd; a mob. 

  • A sequence of two or more words that occur in language with high frequency but are not idiomatic; a chunk, bundle, or lexical bundle. 

  • A small metal design that indicates that a medal has been awarded to the same person before. 

  • A set of bombs or mines released as part of the same blast. 

  • A logical data storage unit containing one or more physical sectors (see block). 

  • An ensemble of bound atoms or molecules, intermediate in size between a molecule and a bulk solid. 

  • A group of computers that work together. 

  • A group or bunch of several discrete items that are close to each other. 

  • A clusterfuck. 

  • A subset of a population whose members are sufficiently similar to each other and distinct from others as to be considered a distinct group; such a grouping in a set of observed data that is statistically significant. 

  • A group of consonants. 

  • A group of galaxies or stars that appear near each other. 

  • A secundal chord of three or more notes. 

verb
  • To cover with clusters. 

  • To collect into clusters. 

  • To form a cluster or group. 

mass

noun
  • A large body of individuals, especially persons. 

  • Bulk; magnitude; body; size. 

  • Excess body weight, especially in the form of muscle hypertrophy. 

  • Synonym of weight 

  • A quantity of matter cohering together so as to make one body, or an aggregation of particles or things which collectively make one body or quantity, usually of considerable size. 

  • The Eucharist, now especially in Roman Catholicism. 

  • Celebration of the Eucharist. 

  • The lower classes of persons. 

  • The sacrament of the Eucharist. 

  • The quantity of matter which a body contains, irrespective of its bulk or volume. It is one of four fundamental properties of matter. SI unit of mass: kilogram. 

  • A musical setting of parts of the mass. 

  • A palpable or visible abnormal globular structure; a tumor. 

  • A medicinal substance made into a cohesive, homogeneous lump, of consistency suitable for making pills; as, blue mass. 

  • The principal part; the main body. 

  • A large quantity; a sum. 

adj
  • Involving a mass of things; concerning a large quantity or number. 

  • Involving a mass of people; of, for, or by the masses. 

verb
  • To form or collect into a mass; to form into a collective body; to bring together into masses; to assemble. 

  • To assemble in a mass 

How often have the words cluster and mass occurred in a corpus of books? (source: Google Ngram Viewer )