A group of similar things or people positioned or occurring closely together
clusters of berries
A fly that often enters buildings in large numbers during the autumn while looking for a place to overwinter
Another term for guar.
A bomb that releases a number of projectiles on impact to injure or damage personnel and vehicles
A chord containing a number of closely adjacent notes
A relatively loose grouping of stars
Another term for note cluster.
A geographic area with a statistically higher than average occurrence of cancer among its residents
A type of severe headache that tends to recur over a period of several weeks and in which the pain is usually limited to one side of the head
A large compact spherical star cluster, typically of old stars in the outer regions of a galaxy
An attachment to a military decoration depicting a twig with oak leaves and acorns, indicating distinguished action or a subsequent award of the same decoration
A disastrously mishandled situation or undertaking
A cluster of galaxies which themselves occur as clusters