n. A trade name for a brown dyestuff obtained from certain basic azo compounds of benzene; -- called also Bismarck brown, Manchester brown, etc. [ 1913 Webster ]
(n) a volcano in southwestern Italy on the Mediterranean coast; a Plinian eruption in 79 AD buried Pompeii and killed Pliny the Elder; last erupted in 1944, Syn. Mt. Vesuvius, Mount Vesuvius