Found 321 abbreviations starting with OS:

OSOS & EOS (CDER)OS (CFSAN)
OS (OC)OS&DOS-JTFOS/2
OS/360OS1OS2OS3
OSAOSAAOSABOSAC
OSADOSAEOSAFOSAGH
OSAMAOSAMIOSAOOSAP
OSAROSASOSAS (CFS…OSAT
OSBOSB (CDRH)OSB (CFSA…OSBA
OSBBOSBCOSBIOSBL
OSBPOSCOSC (CVM)OSC(SA)
OSCAOSCAROSCARSOSCC
OSCEOSCE XXOSCENOOSCF
OSCHAOSCHROSCIOSCI (CFS…
OSCILOSCILAOSCILLAREOSCM
OSCOLAOSCONOSCROSCRS
OSCSOSCVOSCZOSD
OSD-HDOSDAOSDB (CDR…OSDBU
OSDEOSDFSOSDHOSDI
OSDLOSDMTOSDNOSDP
OSDPDOSDROSDSOSDT
OSDZOSEOSE (CDER)OSEA
OSECOSEFOSEIOSEL
OSEPOSERAOSERSOSES
OSETOSFOSFAOSFB
OSFCOSFDOSFEDOSFG
OSFGUOSFGWOSFMOSFP
OSFSOSFTOSFTWOSFWC
OSGOSGAOSGCCOSGH
OSGiOSGPOSGVOSH
OSHAOSHADOSHCOSHC (OC)
OSHCCOSHCCsOSHCQAOSHE
OSHENOSHFFOSHGOSHI (OC)
OSHKMCOSHKOBOSHKOPOSHKRA
OSHKRBOSHKREOSHKRGOSHKRP
OSHKRQOSHKRROSHKZDOSHKZE
OSHMOSHOOSHPDOSHPOT
OSHPTGOSHROSHRCOSHW
OSIOSIAOSIDOSIF
OSIFAOSIGOSIIOSiM
OSINTOSIPOSIROSIRIS
OSIRMOSISOSIXOSJ
OSKOSKLOSKYOSL
OSLAOSLCOSLISOSLK
OSLMOSLOOSLROSLT
OSMOSM TOSM WRCCOSM&AHG
OSMAOSMEOSMFOSMG
OSMIOSMOSISOSMPOSMR
OSMSOSMTOSMTVOSN
OSNAOSNFOSNLROSNS
OSOOSO (OC)OSO-1OSO-2
OSO-3OSO-4OSO-5OSO-6
OSO-7OSO-8OSOCCOSOF
OSOOOSOPOSPOSPA
OSPAROSPASOSPCOSPCA
OSPEOSPE 1 XXOSPE 2 XXOSPF
OSPFWOSPGOSPHEOSPIRG
OSPLOSPMOSPOPOSPR
OSPREOSPREYOSPSOSQ
OSQAOSQDOSROSRA
OSRAPOSRCOSRDOSRI
OSRMOSRROSRSOSRT
OSRTCOSRUIOSRXOSS
OSS (OC)OSS-RCOSSAOSSAG
OSSCOSSCCOSSDOSSE
OSSEAOSSGOSSIOSSN
OSSOOSSPOSSPACOSSR
OSSRHOSSSOSSSCOSSTF
OSSTMMOSSUOSSVOST
OST (CFSA…OSTAOSTACOSTC
OSTDOSTDSOSTEOsteoarth…
OSTERHASEOSTERROSTFOSTG
OSTIOSTKMCOSTKMDOSTKMQ
OSTKOFOSTKOGOSTKOPOSTKOQ
OSTKRBOSTKRPOSTKRQOSTKRR
OSTOOSTOMYOSTPOSTS
OSTTOSTTBOSTUFOSTX
OSUOSULPOSURGOSUSTECH
OSUTOSVOSVAOSVDB
OSVROSWOSXOSY
ÖSYMOSYSOSYSEOSZ
OSZUST   

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