nebula

noun

1.
a medicinal liquid preparation intended for use in an atomizer
2.
cloudiness of the urine
Derived from:
nebular
3.
an immense cloud of gas (mainly hydrogen) and dust in interstellar space
heavenly cloud starcloud
Derived from:
nebular nebulous
4.
(pathology) a faint cloudy spot on the cornea
Derived from:
nebular