fs
Definition from Wiktionary, the free dictionary
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f's
,
F's
,
and
FS
[
edit
]
Translingual
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edit
]
Symbol
fs
(
metrology
)
Symbol for the
femtosecond
, an
SI unit
of
time
equal to 10
−15
seconds
.
Categories
:
en:Metrology
Symbols for SI units
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