os

OS

 (L.)

o´culus sinis´ter (left eye).

Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

OS

The JCAHO directs that left eye be written in full to avoid confusion with similar abbreviations.

Abbreviation for L. oculus sinister, left eye.

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Os

(oz),

Symbol for osmium.

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os

, gen.

o·'ris

, pl.

o·ra

(oz, ō'ris, ō'ră), Do not confuse this word with os, ossis 'bone'.

1. The mouth.

2. Term applied sometimes to an opening into a hollow organ or canal, especially one with thick or fleshy edges.

See also: mouth (2), ostium, orifice, opening.

[L. mouth]

Farlex Partner Medical Dictionary © Farlex 2012

os ¹

(ōs)

n. pl. ora (ôr′ə)

A mouth or an opening.

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os ²

(ŏs)

n. pl. ossa (ŏs′ə)

A bone.

The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

OS

Abbreviation for:
oculus sinister (left eye)
obese strain
observational study
occupational safety
office surgery
oligosaccharide
Omenn syndrome
opening snap
Opitz syndrome
oral solution
ordnance survey  
organ specific
Osgood-Schlatter
osteosarcoma
osteosclerosis
outer segment
overall survival
overlap syndrome
oxidative stress
oxygen saturation

Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

OS

Symbol for

1. Occupational safety.

2. Oculus sinister–left eye.

3. Opening snap.

4. Operating system.

5. Oral surgery.

6. Order sheet.

7. Osgood-Schlatter's disease.

8. Osteogenic sarcoma.

9. Osteosclerosis.

10. Oxygen saturation.

McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

Os

Symbol for osmium.

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os

, gen. oris, pl. ora (os, ō'ris, -ă) [TA]

1. [TA] The mouth.

2. Term applied sometimes to an opening into a hollow organ or canal, especially one with thick or fleshy edges.

[L. mouth]

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

os

A bone or a mouth.

Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

os

1. the technical name for a bone.
2. a mouth or mouth-like part.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

Os

Symbol for osmium

Medical Dictionary for the Dental Professions © Farlex 2012