O
From Wikipedia, a free encyclopedia written in simple English for easy reading.
The
Latin alphabet
Aa
Bb
Cc
Dd
Ee
Ff
Gg
Hh
Ii
Jj
Kk
Ll
Mm
Nn
Oo
Pp
Qq
Rr
Ss
Tt
Uu
Vv
Ww
Xx
Yy
Zz
O
is the fifteenth (number 15)
letter
in the
English
alphabet
.
[
edit
]
Meanings for O
On
calendars
, O sometimes means the
month
October
.
In
chemistry
, O is the symbol for
oxygen
.
In
medicine
, O is one of the human blood types.
Category
:
Alphabet
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