Pm
See also:
㏘
,
p. m.
,
p.m.
,
pm
,
.pm
,
P. M.
,
P.M.
,
and
PM
Translingual
Symbol
Pm
(
chemistry
)
promethium
.
(
metrology
)
Symbol for
petameter
(
petametre
)
, an
SI unit
of
length
equal to 10
15
meters
(
metres
)
.
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