What does BYA stand for?
BYA stands for "Billion Years Ago"
How to abbreviate "Billion Years Ago"?
"Billion Years Ago" can be abbreviated as BYA
What is the meaning of BYA abbreviation?
The meaning of BYA abbreviation is "Billion Years Ago"
What does BYA mean?
BYA as abbreviation means "Billion Years Ago"