Definition of Betelgeuse in English:

Betelgeuse

Line breaks: Betel|geuse
Pronunciation: /ˈbiːt(ə)lˌdʒəːz
 
/
(also Betelgeux)
Astronomy
The tenth-brightest star in the sky, in the constellation Orion. It is a red supergiant, and variations in its brightness are associated with pulsations in its outer envelope.

Origin

French, alteration of Arabic yad al-jauzā 'hand of the giant' (the giant being Orion).

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Word of the day punctum
Pronunciation: ˈpəNGktəm
noun
a small, distinct point