| Main Entry: | |
| Part of Speech: | noun |
| Definition: | heavy mist that reduces visibility |
| Synonyms: | London fog, brume, cloud, effluvium, film, gloom, grease, ground clouds, haze, miasma, murk, murkiness, nebula, obscurity, pea soup, smaze, smog, smoke, smother, soup, steam, vapor, visibility zero-zero, wisp |
| Notes: | haze is atmospheric moisture or dust or smoke that causes reduced visibility while fog is droplets of water vapor suspended in the air near the ground causing reduced visibility |
| Antonyms: | clearness |