perturbation
English Dictionary
->
Letter P
-> perturbation
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perturbation Definition
(n)
an
unhappy
and
worried
mental
state
; "
there
was
too
much
anger
and
disturbance
"; "
she
didn
''
t
realize
the
upset
she
caused
me
"
(n) (
physics
)
a
secondary
influence
on
a
system
that
causes
it
to
deviate
slightly
(n)
activity
that
is
an
intrusion
or
interruption
; "
he
looked
around
for
the
source
of
the
disturbance
"; "
there
was
a
disturbance
of
neural
function
"
(n)
a
disposition
that
is
confused
or
nervous
and
upset
(n)
the
act
of
causing
disorder
perturbation Synonyms
disruption
disturbance
fluster
perturbation
upset
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