Hfs

hyperfine structure

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Hg
1. hectogram; hectograms. Symbol, Chemistry. 1. . 1. High German. 2. British. Home Guard. 1. (def 1). 2. His Grace; Her Grace. abbreviation 1. hectogram Chemical symbol 1. mercury abbreviation 1. High German 2. His (or Her) Grace 3. (formerly, in Britain) Home Guard Hg The symbol for the element mercury. Hg The symbol for […]
H.G.
1. (def 1). 2. His Grace; Her Grace.
Hga
high gain antenna