What does HDF stand for?

What does HDF mean?

HDF	Hubble Deep Field Academic & Science » Astronomy
HDF	Hierarchical Data Format Academic & Science » Ocean Science
HDF	High Density Fibreboard Business » Products
HDF	Hierarchical Data File Computing » Databases
HDF	Hdf Data Format Computing » Databases
HDF	Help file (Help Development Kit) Computing » File Extensions
HDF	Horror Dark Fantasy Miscellaneous » Funnies
HDF	High Digestible Fibre Medical » Physiology
HDF	Hunger Defense Fund Community » Non-Profit Organizations
HDF	NCSA Hierarchical Data File Bitmap graphics Computing » File Extensions
HDF	Hell's Destruction Force Miscellaneous » Science Fiction
HDF	Hotel-Dieu de France Medical » Hospitals
HDF	Hastings Diversified Utilities Fund Business » ASX Symbols
HDF	mail code for CDER (Center for Drug Evaluation and Research) Governmental » FDA