Hf (Noun)
Meaning 1
3 to 30 megahertz.
Classification
Nouns denoting attributes of people and objects.
Synonyms
Hypernyms
Meaning 2
A grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons.
Classification
Nouns denoting substances.