HF

n. metallic chemical element (Chemistry)

HF, Hf or hf can refer to:Hafnium, a chemical elementHartree-Fock, a calculation schemeHigh frequency, the 3-30 MHz range of radio frequenciesHydrofluoric acid, a highly corrosive solution of hydrogen fluoride in waterHydrogen fluoride, a diatomic compound which can dissolve in water to form hydrofluoric acidHøjere Forberedelseseksamen ("Higher Preparatory Examination"), a Danish examination programmeLimited liability company (Hlutafelag), in IcelandHapag-Lloyd Flug, a German airline (IATA code) doing business as TUIflyHealth Trust (Helseforetak), a Norwegian hospital enterpriseHard-FiHeraldo Filipino, the official student newspaper of De La Salle University-DasmariñasHeritage Front, a white supremacist and Canadian Nationalist groupHave Fun, common Internet slang
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HF Hageman factor. Hf hafnium. Hf The symbol for the element hafnium. HF Hageman factor, or clotting factor XII. Hf chemical symbol, hafnium. [more]HF - Community and Resources

Noun
1. 3 to 30 megahertz
(synonym) high frequency
(hypernym) radio frequency
(part-holonym) electromagnetic spectrum

Noun
1. a gray tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons
(synonym) hafnium, atomic number 72
(hypernym) metallic element, metal

Hf, hafnium, metallic chemical element