Cepheid variable
English
editEtymology
editFrom Latin Delta Cephei, the first such star identified. From Cepheus, the name of the constellation in which such stars were first discovered. From being a star with variable brightness.
Noun
editCepheid variable (plural Cepheid variables)
- (astronomy) A radially pulsating (expanding and contracting) variable star with a regular period and known relationship between period and intrinsic brightness.
Translations
editradially pulsating variable star
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