(astronomy, obsolete) The Andromeda Galaxy, a term that was used before it was known to be a spiral galaxy.

(astronomy) a spiral-shaped nebula / (astronomy, obsolete) a spiral-shaped white nebula; these were generally determined to be spiral galaxies in the 20th century

(dated) Nebraska, a state of the United States of America.

(astronomy) A dark nebula; a diffuse mass of interstellar gas and dust that absorbs all incident radiation without reemission.

(zoology) Any member of the family Nebaliidae of small crustaceans.

plural of nebaliid

(astronomy) A nebula composed of ionized gases which produce visible light (as distinct from a reflection nebula, which reflects the light produced by neighboring stars).

plural of Nebelung

(historical) Hesperopithecus haroldcookii, a putative species of ape, heralded as the first higher primate of North America, but later found to have been classified incorrectly.

plural of nebbuk