411 REFERENCE · Wiktionary
A-5
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
a5 a-5 a⁵ A5
English
Noun
en military The planning section of an Air Force staff.
en 1948 Report of the Secretary of the Air Force to the Secretary of Defense for the fiscal year 1948 ...plans and civil aviation divisions were established on the staff division level as A-5.
en military Vigilante supersonic attack aircraft.