AOA

AOA is a three-letter abbreviation with multiple meanings, as described below:

*Abort Once Around, an intact abort procedure for Space Shuttle launches
*Administration on Aging, an agency of the United States Department of Health and Human Services
*Age of Apocalypse, a popular X-Men story arc
*Age of arrival, marks the time at which one has arrived in a foreign country
*"Alienating Our Audience", a live album by the band Mindless Self Indulgence
*Alpha Omega Alpha, one of two national honor societies for medicine in the United States
*American Optometric Association, the organization representing optometrists nationally in the United States
*American Osteopathic Association, the representative organization for osteopathic physicians in the United States
*Analysis of Alternatives, a consulting term used to identify and analyze the possible alternatives to an issue or question
*Andrews Osborne Academy, a private boarding and day school in Willoughby, Ohio
*Angle of Arrival, a technique for determining the direction of propagation of a radio-frequency wave incident on an antenna array
*Angle of attack, the angle between the airfoil's chord line and the direction of airflow wind
*The currency code for the Angolan kwanza
*Army of Anyone, an American rock band
*Armies of Arcana, a fantasy-based tabletop wargame
*Article of Association
*Association for Ontological Anarchy
*Array of Arrays, a common data structure in Perl
*As-Salamu Alaykum, a traditional Islamic greeting.
* Activity on Arrow, a PERT model for activities in operations. See: Program Evaluation and Review Technique
*Axial Offset Anomaly, in nuclear power, a fouling-induced phenomenon of neutron-flux depression at the top of a pressurized water reactor, which may lead to operational difficulties or plant power de-rating [ [http://www.google.ca/url?sa=t&source=web&ct=res&cd=1&url=http%3A%2F%2Fetd.gatech.edu%2Ftheses%2Favailable%2Fetd-11162004-143152%2Funrestricted%2Fhawkes_joshua_m_200412_mast.pdf&ei=pt3USM-MPJOGhAL76PiDCQ&usg=AFQjCNGSeVwmK9OvEghKps_olCJFSHuhLw&sig2=_DEuLKdvQNMjun62Eo_uxw.] ]

References