noun \mī-ˈaz-mə, mē-\

: a heavy cloud of something unpleasant or unhealthy

plural mi·as·mas also mi·as·ma·ta \-mə-tə\

Full Definition of MIASMA

:  a vaporous exhalation formerly believed to cause disease; also :  a heavy vaporous emanation or atmosphere <a miasma of tobacco smoke>
:  an influence or atmosphere that tends to deplete or corrupt <freed from the miasma of poverty — Sir Arthur Bryant>; also :  an atmosphere that obscures :  fog
mi·as·mal \-məl\ adjective
mi·as·mat·ic \ˌmī-əz-ˈma-tik\ adjective
mi·as·mic \mī-ˈaz-mik, mē-\ adjective
mi·as·mi·cal·ly \-mi-k(ə-)lē\ adverb

Origin of MIASMA

New Latin, from Greek, defilement, from miainein to pollute
First Known Use: 1665

Other Medicine Terms

analgesia, angina, diabetes, hepatitis, homeopathy, logorrhea, palliate, pandemic

Rhymes with MIASMA


noun \mī-ˈaz-mə, mē-\   (Medical Dictionary)
plural mi·as·mas also mi·as·ma·ta \-mət-ə\

Medical Definition of MIASMA

: a vaporous exhalation (as of a marshy region or of putrescent matter) formerly believed to cause disease (as malaria)
mi·as·mal \-məl\ adjective
mi·as·mat·ic \ˌmī-əz-ˈmat-ik\ adjective
mi·as·mic \mī-ˈaz-mik, mē-\ adjective


Next Word in the Dictionary: mic
Previous Word in the Dictionary: miaow
All Words Near: miasma

Seen & Heard

What made you want to look up miasma? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More