Ef-flū’vi-ăm, n.

n.; pl. EF-FLŪ’VI-Ă. [Lat., from effluere, to flow out; It. effluvio, Fr. effluve. See supra.] Subtile or invisible emanation; exhalation perceived by the sense of smell; especially, noisome or noxious exhalation; as, the effluvium from diseased or putrefying bodies.