Found 18,664 abbreviations starting with O:

O2

Oxygen

Miscellaneous » Aircraft & Aviation

Rate it:
O2 SAT

Oxygen SATurated hemoglobin

Medical » Physiology

Rate it:
O20

Kingdon Airpark, Lodi, California USA

Regional » Airport Codes

Rate it:
O22

Columbia Municipal Airport, Columbia, California USA

Regional » Airport Codes

Rate it:
O26

Lone Pine Airport, Lone Pine, California USA

Regional » Airport Codes

Rate it:
O28

Willits Municipal Airport, Ells Field, Willits, California USA

Regional » Airport Codes

Rate it:
O2A

Order-to-Activation

Business » General

Rate it:
O2I

Object-Oriented Interface

Computing » Software

Rate it:
O2L

Oxygen level in 'spacecraft, spacelab:

Academic & Science

Rate it:
O2L

ON2LONDON

International

Rate it:
O2L

Our Second Life

Internet

Rate it:
O2O

Observe to Obey

Governmental » Military

Rate it:
O2T

Oxygen Thief

Miscellaneous » Funnies

Rate it:
O3

Ozone

Governmental » Transportation

Rate it:
O3

Officer grade: Lieutenant or Captain

Governmental » Military

Rate it:
O35

HOLLIS Municipal Airport, Hollis, Oklahoma

Regional » Airport Codes

Rate it:
O3O

o3o

Community » Music

Rate it:
O3O

O3o

Community » Media

Rate it:
O3O

o3o

Internet » Emoticons

Rate it:
O4

Officer grade: Lieutenant Commander or Major

Governmental » Military

Rate it:
O4

Officer grade: Commander or Lieutenant Colonel

Governmental » Military

Rate it:
O4

Officer grade: Captain or Colonel

Governmental » Military

Rate it:
O41

Watts- Woodland Airport, Woodland, California USA

Regional » Airport Codes

Rate it:
O42

Woodlake Airport, Woodlake, California USA

Regional » Airport Codes

Rate it:
O46

Weed Airport, Weed, California USA

Regional » Airport Codes

Rate it:

Are we missing a good shorthand here? Don't keep it to yourself! Help us grow our database...
http://www.abbreviations.com/abbreviations/O/11
www.abbreviations.com
crawl=CC-MAIN-2015-22
56349
application/http; msgtype=response
sha1:ATX4XHNO26DGD2KHBYMGT2AHOVYOU3SZ
<urn:uuid:c55b006c-a0eb-47f1-a57d-02657b3a3555>
2015-05-26T08:42:52Z
50.17.218.159
sha1:LKCTJ43ML5YPH47ZV7DZPL4YYQLKIDHQ
<urn:uuid:30a88f4a-ff41-4163-ab20-11f3646431d9>
http://www.abbreviations.com/abbreviations/O/11
response
<urn:uuid:f79e29b4-9d7e-48dc-81c8-e45fed20f027>
robots: classic
hostname: ip-10-180-206-219.ec2.internal
software: Nutch 1.6 (CC)/CC WarcExport 1.0
isPartOf: CC-MAIN-2015-22
operator: CommonCrawl Admin
description: Wide crawl of the web for May 2015
publisher: CommonCrawl
format: WARC File Format 1.0
conformsTo: http://bibnum.bnf.fr/WARC/WARC_ISO_28500_version1_latestdraft.pdf