toqus
Picture Dictionary
English
한국어
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sensor
noun
a
device
that
notices
changes
in
things
like
heat
,
light
,
sound
,
movement
,
or
pressure
and
sends
this
information
to
another
machine
or
system
•
The
smoke
alarm's
sensor
detected
the
fire
before
anyone
smelled
smoke
.
The
smoke
alarm's
sensor
detected
the
fire
before
anyone
smelled
smoke
.
•
At
the
museum
entrance
,
a
motion
sensor
automatically
opened
the
glass
doors
.
At
the
museum
entrance
,
a
motion
sensor
automatically
opened
the
glass
doors
.
From
Latin
sentire
“
to
feel
,
perceive
”
through
English
“
sense
”
+
“
-or
,”
a
suffix
meaning
“
one
that
does
.”
noun
a
person
’
s
natural
ability
to
notice
or
react
quickly
to
subtle
changes
,
feelings
,
or
information
•
Our
CEO
has
an
uncanny
sensor
for
changing
customer
tastes
.
Our
CEO
has
an
uncanny
sensor
for
changing
customer
tastes
.
•
A
comedian
needs
a
quick
sensor
for
the
mood
of
the
audience
.
A
comedian
needs
a
quick
sensor
for
the
mood
of
the
audience
.
Figurative
use
developed
by
analogy
with
the
electronic
device
sense
,
stressing
the
idea
of
perceiving
subtle
signals
.
