Definition of emission nebula in English:

emission nebula

Syllabification: e·mis·sion neb·u·la

noun

Astronomy
A nebula that shines with its own light.
More example sentences
  • The Orion Nebula is an emission nebula, a giant cloud of gas and dust that's lit from within.
  • Kaylin examined the cloud that was the emission nebula as her ship raced closer and closer.
  • Resembling a creature on the run with flames streaming behind it, the Spitzer image of a dark globule in the emission nebula IC 1396 is in spectacular contrast to the view seen in visible light.

Definition of emission nebula in:

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Pronunciation: dɪˈmɒrəlʌɪz
verb
cause (someone) to lose confidence or hope