SIO
See also:
sio
and
SiO
English
Noun
SIO
(
plural
SIOs
)
(
UK
,
law enforcement
)
Initialism of
senior
investigating
officer
.
(
slang
)
Initialism of
snap-in-one
.
Anagrams
soi
,
OIS
,
I/Os
,
SOI
,
ios
,
ISO
,
OSI
,
iOS
,
iso-
,
iso
,
IOs
,
OIs
,
Ios