What does O-A stand for?
O-A
Objective Analytic Batteries [Personality development test] [Psychology]
O&A
Odontectomy and Alveolectomy (SAUS)
Odontectomy and Alveoplasty [Medicine] (EDAA)
Orbit and Attitude (ACAE)
O & A
Observation and Assessment [Medicine]
October and April [Denotes semiannual payments of interest or dividends in these months] [Business term]
O/A
Offer Accepted (ADA)
On Application (NITA)
On Approval [Construction term] (MIST)
On or About (WDAA)
Open Access [Library shelves] (DGA)
Operations/Administration (SSD)
Orbit/Attitude (ACAE)
Order Authority (MCD)
Ordnance Alteration (MCD)
Original-Abfuellung [On estate-bottled German wine labels]
Our Account [Business term]
Outer Anchorage [Navigation]
o/a
On or About (WDMC)
Learn more about O-A