Definitions for "Ago"
Automated Geophysical Observatory. Very similar to AWS stations. They are seldom more than a dot on a map as they are sometimes installed only for a few years.
Automatic Geophysical Observatory
Adjutant General's Office
Attorney General's Office
Office of The Adjutant General
Past; gone by; since; as, ten years ago; gone long ago.
gone by; or in the past; "two years ago"; "`agone' is an archaic word for `ago'"
in the past; "long ago"; "sixty years ago my grandfather came to the U.S."
Auto Gain/Offset
Associated General Contractors of America