What does Grav. 1 stand for?

Grav. 1 stands for "first pregnancy"

How to abbreviate "first pregnancy"?

"first pregnancy" can be abbreviated as Grav. 1

What is the meaning of Grav. 1 abbreviation?

The meaning of Grav. 1 abbreviation is "first pregnancy"

What does Grav. 1 mean?

Grav. 1 as abbreviation means "first pregnancy"