1. [ noun ] (pathology) a faint cloudy spot on the cornea
Related terms: spot pathology
2. [ noun ] (medicine) cloudiness of the urine
Related terms: symptom
3. [ noun ] (chemistry) a medicinal liquid preparation intended for use in an atomizer
Related terms: formulation
4. [ noun ] (astronomy) an immense cloud of gas (mainly hydrogen) and dust in interstellar space
Related terms: cloud planetary_nebula diffuse_nebula
Similar spelling:   Newbill