Pentru folosirea dicţionarului te rog permite JavaScript! Cum?
cluster [clusters]▼(group of galaxies or stars)noun[UK: ˈklʌ.stə(r)] [US: ˈklʌ.stər]
star cluster▼(group of stars)noun[UK: stɑː(r) ˈklʌ.stə(r)] [US: ˈstɑːr ˈklʌ.stər]
↑