dark nebula


noun Astronomy.

a cloud of interstellar gas and dust that absorbs and thus obscures the light from stars behind it, appearing as a dark patch in front of a bright nebula or in an otherwise bright area of sky.
Also called absorption nebula.

Origin of dark nebula

First recorded in 1930–35

British Dictionary definitions for absorption nebula

dark nebula

noun

a type of nebula that is observed by its blocking of radiation from other sources See nebula

Scientific definitions for absorption nebula

dark nebula

See absorption nebula.