What does P-N stand for?

P-N stands for "Positive-Negative"

How to abbreviate "Positive-Negative"?

"Positive-Negative" can be abbreviated as P-N

What is the meaning of P-N abbreviation?

The meaning of P-N abbreviation is "Positive-Negative"

What does P-N mean?

P-N as abbreviation means "Positive-Negative"