Hf


Symbol, Chemistry.

Definition for hf (2 of 3)

HF

Hispanic female.

Definition for hf (3 of 3)

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Examples from the Web for hf

British Dictionary definitions for hf (1 of 3)

hf

abbreviation for

half

British Dictionary definitions for hf (2 of 3)

Hf

the chemical symbol for

hafnium

British Dictionary definitions for hf (3 of 3)

HF

h.f.

abbreviation for

high frequency

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for hf

Hf

The symbol for the elementhafnium

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for hf (1 of 2)

Hf

The symbol for hafnium.

Science definitions for hf (2 of 2)

hafnium

[ hăfnē-əm ]

Hf

A bright, silvery metallic element that occurs in zirconium ores. Because hafnium absorbs neutrons better than any other metal and is resistant to corrosion, it is used to control nuclear reactions. Atomic number 72; atomic weight 178.49; melting point 2,220°C; boiling point 5,400°C; specific gravity 13.3; valence 4. See Periodic Table.

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