toqus
Picture Dictionary
English
한국어
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backup
noun
a
copy
of
computer
data
kept
so
the
original
can
be
restored
if
it
is
lost
or
damaged
•
Before
updating
her
laptop
,
Mia
made
a
backup
of
every
important
document
.
Before
updating
her
laptop
,
Mia
made
a
backup
of
every
important
document
.
•
The
technician
restored
the
entire
server
from
a
backup
taken
the
previous
night
.
The
technician
restored
the
entire
server
from
a
backup
taken
the
previous
night
.
From
back
+
up
,
originally
as
a
phrasal
verb
“
back
up
” (
to
support
or
make
a
copy
);
the
solid
noun
form
“
backup
”
appeared
in
the
early
20th
century
with
the
rise
of
data
storage
.
noun
a
person
or
thing
kept
ready
to
take
someone
’
s
place
or
provide
extra
help
if
needed
•
The
coach
kept
a
rookie
as
a
backup
quarterback
in
case
the
starter
was
injured
.
The
coach
kept
a
rookie
as
a
backup
quarterback
in
case
the
starter
was
injured
.
•
Emma
always
carries
a
backup
pen
during
exams
.
Emma
always
carries
a
backup
pen
during
exams
.
Formed
from
the
verb
phrase
“
back
up
”
meaning
‘
support
’;
noun
sense
of
‘
extra
person
or
thing
’
recorded
mid-20th
century
.
noun
a
long
line
of
slowly
moving
or
stopped
vehicles
;
a
traffic
jam
•
A
minor
accident
on
the
bridge
caused
a
huge
backup
during
rush
hour
.
A
minor
accident
on
the
bridge
caused
a
huge
backup
during
rush
hour
.
•
We
were
stuck
in
a
ten-mile
backup
on
the
highway
.
We
were
stuck
in
a
ten-mile
backup
on
the
highway
.
American
English
,
mid-20th
century
,
figuratively
extending
the
idea
of
something
‘
backing
up
’
and
causing
a
blockage
.