coalsack
English
Alternative forms
- coal-sack, coal sack
Etymology
From coal + sack.
Noun
coalsack (plural coalsacks)
- A sack for carrying coal.
- (astronomy) Any of the spaces in the Milky Way which are very black, owing to the nearly complete absence of stars.
Translations
a sack for carrying coal
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spaces in the Milky Way
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