nebula

/ˈneb·jə·lə/ n [C] (plural -las or -lae /ˈneb·jə·li/, /-ˌlɑɪ/)

Definition

› earth science a cloud of dust or gas in outer space: The Orion Nebula is visible to the naked eye under dark skies. nebular

/ˈneb·jə·lər/ adj [not gradable] earth science

(Definition of nebula n from the Cambridge Academic Content Dictionary © Cambridge University Press)

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