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Definitions

nebula

[neb-yuh-luh] / ˈnɛb yə lə /
NOUN
cloud of gas
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

At this stage, the nebula shines by reflecting light from its central star.

From Science Daily • Feb. 13, 2026

About 1,000 light years away in the constellation Cygnus, the nebula surrounds a hidden central star buried within a thick blanket of dust, resembling a glowing "yolk" inside a dark "egg white."

From Science Daily • Feb. 13, 2026

And perfectly in time for Halloween, they captured a spooky, red-glowing nebula that looks just like a bat signal shining across the universe!

From Space Scoop • Oct. 31, 2025

Some were gaseous, star-forming regions, such as the Orion nebula, or M42 – the 42nd object in Messier’s catalog – while others were star clusters such as the Pleiades, or M45.

From Salon • Feb. 14, 2025

A Level Three Awkward Silence began to coalesce around us, like interstellar hydrogen pulled together by gravity to form a new nebula.

From "Darius the Great Is Not Okay" by Adib Khorram