os
1Anatomy, Zoology. a bone.
Origin of os
1Other definitions for os (2 of 9)
Anatomy, Zoology. a mouth or orifice of the body.
Origin of os
2Other definitions for os (3 of 9)
Geology. an esker, especially when of great length.
Origin of os
3Other definitions for Os (4 of 9)
Symbol, Chemistry. osmium.
Other definitions for OS (5 of 9)
Old Saxon. : Also O.S.
Computers. operating system.
Other definitions for o/s (6 of 9)
(of the calendar) Old Style.
out of stock.
(in banking) outstanding.
Other definitions for O/S (7 of 9)
(of the calendar) Old Style.
Other definitions for O.S. (8 of 9)
(in prescriptions) the left eye.
Origin of O.S.
8Other definitions for O.S. (9 of 9)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use os in a sentence
After its death it became an Osiris (Osar-hapi), it was embalmed, and its mummy deposited in a vault.
History Of Ancient Civilization | Charles SeignobosThe sepulchres of the "Osar-hapi" constituted a gigantic monument, the Serapeum, discovered in 1851 by Marietta.
History Of Ancient Civilization | Charles Seignobos
British Dictionary definitions for os (1 of 6)
/ (ɒs) /
Origin of os
1British Dictionary definitions for os (2 of 6)
/ (ɒs) /
anatomy zoology a mouth or mouthlike part or opening
Origin of os
2British Dictionary definitions for os (3 of 6)
/ (əʊs) /
Origin of os
3British Dictionary definitions for Os (4 of 6)
osmium
British Dictionary definitions for OS (5 of 6)
Old School
Old Style (method of reckoning dates)
Ordinary Seaman
(in Britain) Ordnance Survey
outsize
Old Saxon (language)
British Dictionary definitions for o.s. (6 of 6)
out of stock
banking outstanding
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for Os
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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