Meaning & use
Miasm
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A noxious or unhealthy vapor or influence, or, historically, a supposed poisonous atmosphere believed to cause disease.
See it in a sentence
A miasm of stale smoke hung over the tavern.
Nineteenth-century doctors blamed cholera outbreaks on a miasm rising from swampy ground.
A note on using this word
Miasm is a shortened variant of miasma; the old miasma theory of disease was eventually replaced by germ theory in the late 1800s.
Words with a similar meaning
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