Marine Snow: Fragile organic aggregates, resulting from the collision of dissolved organic molecules or from the degradation of gelatinous substances such as larvacean houses. Usually enriched with microorganisms.

 

Related Words

Marine Snow: Fragile organic aggregates, resulting from the collision of dissolved organic molecules or from the degradation of gelatinous substances such as larvacean houses. Usually enriched with micro . . . View Full Definition

Snow: Frozen precipitation in the form of white or translucent ice crystals in complex branched hexagonal form. It most often falls from stratiform clouds, but can fall as snow showers from cumuli . . . View Full Definition

Snow Shower: Frozen precipitation in the form of snow, characterized by its sudden beginning and ending. It is reported as 'SHSN' in an observation and on the METAR.

Snow Squall: A heavy snow shower accompanied by sudden strong winds, or a squall.

Snowballing: A revision to the Bretton Woods international monetary system that was signed at the Smithsonian Institution in Washington, D.C., in December 1971. Included were a new set of par values, wid . . . View Full Definition

Snow Roller: The product of moist, cohesive snow that when initiated by wind rolls across the landscape, gathering snow until it can no longer move. It is shaped like a rolled sleeping bag, some reaching . . . View Full Definition

Snow Plow: Normally a ball that hits high and plows through the pins for a strike. A strike ball.

Snow Grains: Frozen precipitation in the form of very small, white, opaque grains of ice. The solid equivalent of drizzle. It is reported as 'SG' in an observation and on the METAR.

Snow Level: The elevation in mountainous terrain where the precipitation changes from rain to snow, depending on the temperature structure of the associated air mass.

Snow Line: The lowest elevation area of a perennial snow field on high terrain, such as a mountain range.