n. [ L. procella a storm. ] (Zool.) One of a family of oceanic birds (Procellaridæ) including the petrels, fulmars, and shearwaters. They are often seen in great abundance in stormy weather. [ 1913 Webster ]
a. [ L. procellosus, fr. procella a storm. ] Stormy. [ Obs. ] Bailey. [ 1913 Webster ]