|
Definition of Hf
1. Noun. A grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons.
2. Noun. 3 to 30 megahertz.
Exact synonyms: High Frequency
Generic synonyms: Radio Frequency
Group relationships: Electromagnetic Spectrum
Generic synonyms: Radio Frequency
Group relationships: Electromagnetic Spectrum
Medical Definition of Hf
1. Symbol for hafnium. (05 Mar 2000)