Bible Dictionaries
Effluvium

Webster's Dictionary

(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.

Bibliography Information
Webster, Noah. Entry for 'Effluvium'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​e/effluvium.html. 1828.