Definition of Coalsack in English:

Coalsack

Line breaks: Coal|sack
Pronunciation: /ˈkəʊlsak
 
/
Astronomy
A dark nebula of dust near the Southern Cross that gives the appearance of a gap in the stars of the Milky Way.

Definition of Coalsack in:

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Word of the day inamorata
Pronunciation: ɪˌnaməˈrɑːtə
noun
a person's female lover