PO
English Dictionary
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PO Definition
(n)
a
radioactive
metallic
element
that
is
similar
to
tellurium
and
bismuth
;
occurs
in
uranium
ores
but
can
be
produced
by
bombarding
bismuth
with
neutrons
in
a
nuclear
reactor
(n)
a
noncommissioned
officer
in
the
navy
with
a
rank
comparable
to
sergeant
in
the
army
(n)
a
European
river
;
flows
into
the
Adriatic
Sea
(n)
an
independent
agency
of
the
federal
government
responsible
for
mail
delivery
(
and
sometimes
telecommunications
)
between
individuals
and
businesses
in
the
United
States
PO Synonyms
atomic number 84
P.O.
petty officer
PO
Po River
polonium
Post Office
United States Post Office
US Post Office
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