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English definition of “stellar”

stellar

adjective [not gradable]  /ˈstel·ər/ us  

stellar adjective [not gradable] (OF OBJECTS IN SPACE)

of a star or stars: stellar light

stellar adjective [not gradable] (HIGH IN QUALITY)

(of people or their activities) extremely high in quality; excellent: The cellist gave a stellar performance before an enthusiastic audience.
(Definition of stellar from the Cambridge Academic Content Dictionary © Cambridge University Press)
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