nebulae

(noun) a medicinal liquid preparation intended for use in an atomizer. Synonyms: nebula.

(noun) cloudiness of the urine. Synonyms: nebula.

(noun) an immense cloud of gas (mainly hydrogen) and dust in interstellar space. Synonyms: nebula.

(noun) (pathology) a faint cloudy spot on the cornea. Synonyms: nebula.