What does GG stand for?
GG stands for "Gravitational Geons"
How to abbreviate "Gravitational Geons"?
"Gravitational Geons" can be abbreviated as GG
What is the meaning of GG abbreviation?
The meaning of GG abbreviation is "Gravitational Geons"
What does GG mean?
GG as abbreviation means "Gravitational Geons"