What does DSF stand for?

Disappearing Solar Filament

This definition appears very rarely

Other Resources:

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Diffusion Spécialisée Flexibles (French: Specialized Hose Distribution) Digital Simulation Facility Digital Solidarity Fund Digital System Feature Diplomatic Security Force (US State Department) Direct Sales Force Direction des Services Financiers (French: Directorate of Financial Services) Direction des Services Fiscaux (French: Fiscal Affairs Department; various locations) Directional Solidification Furnace Directory System Function		Dispersion Shifted Fiber Display Simulation Facility Division of State Facilities DNA Sequencing Facility (various locations) Document Status File Douleurs sans Frontières (French: Pain without Borders) Droit des Sociétés et Fiscalité (French: Corporate Law and Tax) Dubai Shopping Festival Dynamic Sound Focus Dansk Selskab for Apopleksi (Danish: Danish Society for Stroke)