os
noun (1)
\ ˈäs
\
\
plural ossa\ ˈä-sə
\
\
Definition of os
(Entry 1 of 4)
: bone
os
noun (2)
\ ˈōs
\
\
plural ora\ ˈȯr-ə
\
\
Definition of os (Entry 2 of 4)
: orifice
Os
symbolDefinition of Os (Entry 3 of 4)
osmium
OS
abbreviationDefinition of OS (Entry 4 of 4)
1
[ Latin oculus sinister ]
left eye
2
Old Style
3
operating system
4
out of stock
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More Definitions for os
os
noun
\ ˈäs
\
\
plural ossa\ ˈäs-ə
\
\
os
noun
\ ˈōs
\
\
plural ora\ ˈōr-ə, ˈȯr-ə
\
\
Medical Definition of os (Entry 2 of 4)
: orifice — see external os, internal os, per os
Os
symbolMedical Definition of Os (Entry 3 of 4)
osmium
OS
abbreviationMedical Definition of OS (Entry 4 of 4)
left eye
—used in writing prescriptions