HyperDic is a hyper-dictionary based on WordNet 2.1. This version links 147,249 word forms.
| Dictionary | A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z |
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| Shopping | The largest selection of HF products: USA, UK, Canada, Deutschland, France. |
| TV Shop | As seen on TV: beauty, diets, exercise, household, kitchen, personal, vitamins, and other popular TV-products. |
| NOUN | 1 | Hf, hafnium, atomic number 72 | A grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals |
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| 2 | HF, high frequency | 3 to 30 megahertz |
| Meaning | A grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals. Used in filaments for its ready emission of electrons. |
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| Synonyms | hafnium, atomic number 72 |
| Broader | metallic element, metal |
| Meaning | 3 to 30 megahertz. |
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| Synonyms | high frequency |
| Part of | electromagnetic spectrum |
| Broader | radio frequency |
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