cluster

01. Many of Canada's cities are [clustered] along the American border.

02. The grapefruit was named for the way it grows in [clusters], much like grapes, on the tree.

03. The children all [clustered] around the teacher as she began to read the story.

04. The pop singer was surrounded by a [cluster] of excited young girls.

05. All the students were [clustered] around the bulletin board where their marks had been posted.

06. We found a bunch of crabs [clustered] under the rock when we turned it over.

07. Bees were [clustered] around the open jar of honey.

08. This plant produces small [clusters] of three or four bright pink flowers.

09. Everyone [clustered] together under a tree when it began to rain.

10. There is a tendency for stars in our universe to occur in [clusters].

11. Astronomers have discovered that many stars are born in [clusters] and that both very old and very young [clusters] of stars exist in the sky.

12. Our galaxy, the Milky Way, is only one of a [cluster] of about two dozen galaxies.

13. All the stars in a given [cluster] are formed at about the same time.

14. All the stars found in one [cluster] have approximately the same age and same chemical composition.

15. [Clusters] of galaxies can be sorted into rich [clusters] and poor [clusters], depending on the number of galaxies included within.

16. Jacques Roumain once noted that you cannot eat a [cluster] of grapes at once, but it is very easy if you eat them one by one.