alkioiden tiheä joukko
usean tietokoneen muodostama järjestelmä, joka ulkoa päin katsottuna toimii kuin yksi järjestelmä
cluster group of cases of the same disease occurring around the same place or time
cluster subset of a population whose members are sufficiently similar to each other and distinct from others as to be considered a separate group; such a grouping in a set of observed data that is statistically significant
cluster group of computers that work together