nebule /ˈnɛbjuːl/ noun2 •A single dose intended to be taken using a nebulizer.For exaample, leachables from glues used to apply labels to the outer wraps of nebule formulations were being found inside the nebule formulation. — 2012 •A decorative wavy or curly pattern; moulding of an undulating or wavy form.The period of the nebule head-dress trends somewhat upon the reign of the succeeding monarch, inasmuch as it lasted from 1350 to 1380. — 2012 formsnebules