An Etymological Dictionary of Astronomy and Astrophysics
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The massing together of material to form clumps. → wind clumping.

→ clump; → -ing.

The ratio f_cl = <ρ²> / <ρ >², where ρ represents the → stellar wind density and the brackets mean values. Unclumped wind has f_cl = 1 and → clumping becomes significant for f_cl≅ 4.

→ clumping; → factor.

The inhomogeneous property of a → radiation-driven wind, or the physical mechanism accounting for the → clumped wind.

→ clumpy; → wind.