mesogranulation

mesogranulation

[‚mez·ō‚gran·yə′lā·shən]
(astronomy)
An intermediate scale of convection on the sun, giving rise to a system of convective cells whose size (2500-3700 miles or 4000-6000 kilometers) and lifetime (3-10 hours) lie between those of granulation and supergranulation.
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References in periodicals archive ?
Granules can be organized into larger assemblies: mesogranulation, supergranulation, and giant cells [41-45].
However, Rast believes that mesogranulation and supergranulations are "secondary manifestations of granulation itself" [51].
The mesogranulation. Solar Physics, 1984, v.93, 243-255.