cluster

Universal Words noun, verb noun 1 a group of things of the same type that grow or appear close together: a cluster of stars * The plant bears its flowers in clusters. * a leukaemia cluster (= an area where there are more cases of the disease than you would expect) * a consonant cluster (= a group of consonants next to each other in a word or phrase) 2 a group of people, animals or things close together: a cluster of spectators * a little cluster of houses verb [V+adv./prep.] ~ (together) to come together in a small group or groups: The children clustered together in the corner of the room. * The doctors clustered anxiously around his bed.