What does RIO stand for?

RIO stands for "Radar Intercept Officer (US Navy)"

How to abbreviate "Radar Intercept Officer (US Navy)"?

"Radar Intercept Officer (US Navy)" can be abbreviated as RIO

What is the meaning of RIO abbreviation?

The meaning of RIO abbreviation is "Radar Intercept Officer (US Navy)"

What does RIO mean?

RIO as abbreviation means "Radar Intercept Officer (US Navy)"