smoggiest
Thickest urban haze
Smoggiest is the superlative of smoggy—having the most smog.
Smog is hazy air pollution, especially the visible kind that hangs over cities: Los Angeles was once the smoggiest city in America.
Summer brings the smoggiest days of the year.
Substances released into air
- exhaustUse up entirely
- particulatesMinute airborne solids or droplets
- industrialOf factories and production
- combustionExothermic reaction with oxygen
sulfur · nitrogen · ozone · carbon · fossil fuels · factories · refineries · vehicles
Dark and unclear
- soupyThick and liquid-heavy
- mistyObscured by vapor
- opaqueImpassable to light
- vaporousLike a gas, diffuse
hazy · thick · blanket · pall · shrouded · veiled · obscured · gray
Urban area exceeding ten million
- metropolisLarge important city
- cityscapeView of urban architecture
- trafficMovement along routes
- congestionExcessive accumulation causing blockage
downtown · industrial · sprawl · commute · vehicles · highways · skyscrapers · Beijing
Made hard to perceive
- blurredIndistinct, lacking clarity
- dimLow in light
- reducedMade less in amount
- poorLacking sufficient resources
limited · zero · impaired · low · diminished · hazy · blocked · milky
Related to breathing organs
- asthmaChronic lung inflammation
- bronchitisInflamed airway disease
- wheezingHarsh, whistling respiration
- coughingForceful air expulsion reflex
emphysema · allergies · irritation · pulmonary · inhalation · carcinogens · dyspnea · lung
emissions
Substances released into air
- exhaustUse up entirely
- particulatesMinute airborne solids or droplets
- industrialOf factories and production
combustion · sulfur · nitrogen · ozone · carbon · fossil fuels · factories · refineries · vehicles · diesel
murky
Dark and unclear
vaporous · hazy · thick · blanket · pall · shrouded · veiled · obscured · gray · brown
megacity
Urban area exceeding ten million
- metropolisLarge important city
- cityscapeView of urban architecture
- trafficMovement along routes
congestion · downtown · industrial · sprawl · commute · vehicles · highways · skyscrapers · Beijing · Delhi
obscured
Made hard to perceive
poor · limited · zero · impaired · low · diminished · hazy · blocked · milky · washed-out
respiratory
Related to breathing organs
- asthmaChronic lung inflammation
- bronchitisInflamed airway disease
- wheezingHarsh, whistling respiration
coughing · emphysema · allergies · irritation · pulmonary · inhalation · carcinogens · dyspnea · lung · breathing