Found 15,961 abbreviations starting with O:

Skip to:OOAOBOC - OEOF - OHOI - OKOL - ONOO - OQOR - OTOU - OWOX - OZ

O.M.D./D.O.M

Oriental Medical Doctor / Doctor or Oriental Medicine

Medical » Prescription

   
O.o

Confusion

Internet » Emoticons

   
O.O

Surprised. Confused. Shocked.

Internet » Emoticons

   
O.O.D.

Operations Officer of the Day

Governmental » Military

   
O.P.

osmotic pressure

Medical » Physiology

   
o.p.d.

once per day

Medical » Prescription

   
O.R.N.

Operating Room Nurse

Medical » Hospitals

   
O.S.

left eye (ocularis/oculus sinister (Lat.)

Medical

   
o.s.

oculus sinister - left eye

Medical » Prescription

   
O.T.R.

Occupational Therapist Registered

Business » Occupation & Positions

   
o.u.

oculus uterque - both eyes

Medical » Prescription

   
o/a

old age

Medical » Physiology

   
o/a

on account

Business » General

   
o/a

on admission

Medical » Hospitals

   
o/A

on arrival

Miscellaneous

   
O/A

Open Account

Business » International Business

   
o/b

on board

Business » General

   
O/B

Onboard

Governmental » NASA

   
O/B

Operational Base

Governmental » NASA

   
O/B

Outboard

Governmental » Military

   
o/b

outboard

Miscellaneous » Ship Types

   
o/b

overboard

Miscellaneous » Ship Types

   
o/b

overboard

Miscellaneous

   
O/C

Observer/Collector

Governmental » Military

   
O/C

Observer/Controller

Governmental » Military

   

Are we missing a good shorthand here? Don't keep it to yourself! Help us grow our database...


The Web's Largest Resource for

Acronyms & Abbreviations


A Member Of The STANDS4 Network