convection cell

American  

noun

Physics.

1. a distinct volume of circulating fluid, in a fluid medium under gravity, that is heated from below and cooled from above: usually found in large groupings.

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Example Sentences

Harper added: "It is also possible that a cool convection cell is associated with the appearance of dust, in which case both are responsible."

From Salon

"So when it brightened again it was business as usual; this would follow from the convection cell idea."

From Salon

One is the emergence of a large, unusually cool convection cell — a blob of cooling plasma on its surface.

From Nature

One leading explanation for the dimming is the emergence of a large, unusually cool convection cell.

From Nature

Observations by terrestrial telescopes suggested that the probe, which survived for less than an hour before contact was lost, ended up in the downdraft of a giant atmospheric convection cell.

From Economist