Found 2 items, similar to effluvium.
English → English (WordNet) Definition: effluvium effluvium n : a foul-smelling outflow or vapor (especially a gaseous waste) [also: effluvia (pl)]
English → English (gcide) Definition: Effluvium Effluvium \Ef*flu"vi*um\, n.; pl. Effluvia. [L., a flowing out, fr. effluere to flow out. See Effluent, a.] Subtile or invisible emanation; exhalation perceived by the sense of smell; especially, noisome or noxious exhalation; as, the effluvium from diseased or putrefying bodies, or from ill drainage. [1913 Webster]