|
|
| chem. |
BaO |
|
|
| abbr. |
Bachelor of Arts in Oratory; Bachelor of Obstetrics; Basic Attack Option |
| abbr., astrophys. |
baryonic acoustic oscillation (MichaelBurov); baryon acoustic oscillation (MichaelBurov) |
| abbr., avia. |
bureau of air operations |
| abbr., earth.sc. |
back-arc orogen; British American Oil |
| abbr., el. |
bus acknowledge out |
| abbr., med. |
basal acid output; brachial artery output; Basal Acid Output; Brachial Artery Output; basic acid output; Bachelor of the Art of Obstetrics |
| abbr., mining. |
Boliden Area Operations (hellamarama) |
| abbr., nautic., scient. |
Boulder Atmospheric Observatory |
| abbr., space |
Byurakan Astrophysical Observatory |
| abbr., tradem. |
Bruce Artwick Organisation |
| mil. |
base of air operations; brigade ammunition officer; budget and accounting officer |
