hg1 
abbreviation
Hectogram(s).
Hg2
symbol
The chemical element mercury.
Origin
Abbreviation of modern Latin hydrargyrum.
HG3
abbreviation British
1Her or His Grace.
2 historical Home Guard: Captain Drummond (HG)
- plain muscle
- plainness
- plain-paper
- Plain People
- plain sail
- plain sailing
- plain-saw
- plain sawing
- plains bison
- plains buffalo
- plain scale
- Plains Cree
- Plains culture
- plain service
- plain sewing
- Plains hunter
- plain sight
- Plains Indian
- plainsman
- Plains of Abraham
- plainsong
- plain-speaking
- plain-spoke
- plain-spoken
- Plains States