os

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OS

 (L.)
o´culus sinis´ter (left eye).

OS

The JCAHO directs that left eye be written in full to avoid confusion with similar abbreviations.
Abbreviation for L. oculus sinister, left eye.

Os

(oz),
Symbol for osmium.

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]

OS

[L.] o´culus sinis´ter (left eye).

Os

osmium.

os

(os) pl. o´ra   [L.]
1. any body orifice.
2. the mouth.

os

pl. os´sa   [L.] bone.

os 1

(ōs)
n. pl. ora (ôr′ə)
A mouth or an opening.

os 2

(ŏs)
n. pl. ossa (ŏs′ə)
A bone.

os

See bone.

Os

symbol for the element osmium.

OS

1 abbreviation for oculus sinister, a Latin phrase meaning "left eye."
2 abbreviation for a computer operating system.

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

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.

Os

Symbol for osmium.

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]

os

A bone or a mouth.

os

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

os

bone; osseous tissue, made up of a dense outer layer of compact cortical bone covered by vascular periosteum, and inner trabeculated bone, which in long bones is filled with marrow see also Table 1
Table 1: Accessory bones in the foot
Accessory bone in the footLocation
Os tibiale externum (accessory navicular)Within tibialis posterior tendon, adjacent to proximal part of navicular tuberosity
Os trigonumPosterior margin of talus
Os peroneumWithin peroneus longus tendon, adjacent to inferior lateral border of cuboid/calcaneocuboid joint
Os vesalianumAdjacent to fifth metatarsal base
Os intermetatarseumBetween bases of first and second metatarsals
Os interphalangeusWithin insertion of flexor hallucis longus tendon, adjacent to plantar area of hallux interphalangeal joint

Os

Symbol for osmium

OS

[L.] oculus sinister (left eye).

Os

chemical symbol, osmium.