Definition of Horsehead Nebula in English:

Horsehead Nebula

Syllabification: Horse·head Neb·u·la
Pronunciation: /ˌhôrsˌhed ˈnebyələ
 
/
Astronomy
A dust nebula in the shape of a horse’s head, forming a dark silhouette against a bright emission nebula in Orion.

Definition of Horsehead Nebula in:

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