Main Entry:

¹fog

Pronunciation:

\ˈfȯg, fäg\

Function:

noun

Etymology:

probably back-formation from foggy

Date:

1544

1 a: vapor condensed to fine particles of water suspended in the lower atmosphere that differs from cloud only in being near the ground b: a fine spray or a foam for firefighting2: a murky condition of the atmosphere or a substance causing it3 a: a state of confusion or bewilderment <spent the morning in a fog> b: something that confuses or obscures <hid behind a fog of rhetoric>4: cloudiness or partial opacity in a developed photographic image caused by chemical action or stray radiation

— fog·less \-ləs\ adjective