Miasma

Definitions

1. A noxious atmosphere or emanation once thought to originate from swamps and waste, and to cause disease.
2. A noxious atmosphere or influence, an ominous environment.
   figuratively

Equivalents

Examples

“There was an earthy smell⟳, as of some dry miasma, which came through the fouler air.”

“It was into this lossy compression miasma that aptX was born.”

CEFR level