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duct
noun
-
duct
,
ducting
,
ducts
,
ducted
a
tube
,
pipe
,
or
channel
through
which
a
liquid
,
gas
,
or
electrical
wiring
is
carried
.
•
Cold
air
comes
out
of
the
vent
duct
in
the
wall
.
Cold
air
comes
out
of
the
vent
duct
in
the
wall
.
•
The
electrician
ran
wires
through
the
wall
duct
.
The
electrician
ran
wires
through
the
wall
duct
.
From
Latin
dūctus
(
'leading
,
a
leading
off'
),
from
dūcō
(
'I
lead
,
I
conduct'
).
noun
-
duct
,
ducting
,
ducts
,
ducted
a
narrow
tube
in
the
body
of
an
animal
or
plant
through
which
a
natural
fluid
passes
.
•
Tears
flow
from
the
eye
through
the
tear
duct
.
Tears
flow
from
the
eye
through
the
tear
duct
.
•
The
bile
duct
connects
the
liver
to
the
small
intestine
.
The
bile
duct
connects
the
liver
to
the
small
intestine
.
From
Latin
dūctus
(
'leading
,
a
leading
off'
),
from
dūcō
(
'I
lead
,
I
conduct'
).
verb
-
duct
,
ducting
,
ducts
,
ducted
to
convey
a
liquid
,
gas
,
or
electricity
through
ducts
or
pipes
.
•
The
factory
ducts
hot
gases
through
large
pipes
.
The
factory
ducts
hot
gases
through
large
pipes
.
•
They
ducted
the
cables
under
the
floorboards
.
They
ducted
the
cables
under
the
floorboards
.
From
Latin
dūctus
(
'leading
,
a
leading
off'
),
from
dūcō
(
'I
lead
,
I
conduct'
).
conduct
verb
to
direct
a
group
of
musicians
or
singers
so
that
they
perform
together
•
The
maestro
raised
his
baton
and
conducted
the
orchestra
through
the
symphony
.
The
maestro
raised
his
baton
and
conducted
the
orchestra
through
the
symphony
.
•
She
dreams
of
conducting
a
world-famous
orchestra
someday
.
She
dreams
of
conducting
a
world-famous
orchestra
someday
.
This
sense
comes
from
the
idea
of
‘
leading
together
’
musicians
,
first
recorded
in
the
17th
century
.
reduction
noun
in
medicine
,
the
act
of
putting
a
broken
bone
or
dislocated
body
part
back
into
its
normal
position
•
The
surgeon
performed
a
closed
reduction
on
the
patient
’
s
dislocated
shoulder
.
The
surgeon
performed
a
closed
reduction
on
the
patient
’
s
dislocated
shoulder
.
•
After
the
reduction
,
her
ankle
was
wrapped
in
a
cast
.
After
the
reduction
,
her
ankle
was
wrapped
in
a
cast
.
introduction
noun
a
short
opening
passage
of
music
that
comes
before
the
main
part
of
a
piece
•
The
song
’
s
piano
introduction
is
calm
before
the
drums
kick
in
.
The
song
’
s
piano
introduction
is
calm
before
the
drums
kick
in
.
•
The
orchestra
rehearsed
the
slow
introduction
several
times
.
The
orchestra
rehearsed
the
slow
introduction
several
times
.
Borrowed
into
musical
terminology
in
the
18th
century
to
describe
an
opening
segment
.
productive
adjective
working
in
a
way
that
gets
a
lot
done
or
achieves
good
results
•
After
a
productive
morning
,
Mia
had
finished
all
her
homework
before
lunch
.
After
a
productive
morning
,
Mia
had
finished
all
her
homework
before
lunch
.
•
Turning
off
his
phone
helped
Luca
stay
productive
while
studying
for
the
exam
.
Turning
off
his
phone
helped
Luca
stay
productive
while
studying
for
the
exam
.
From
Latin
productivus
,
from
producere
“
to
bring
forth
,
produce
”.
adjective
(
linguistics
)
actively
used
for
making
new
words
or
grammatical
forms
•
In
English
,
the
suffix
"
-ness
"
is
still
productive
because
we
can
make
new
words
like
"
kindness
".
In
English
,
the
suffix
"
-ness
"
is
still
productive
because
we
can
make
new
words
like
"
kindness
".
•
The
professor
explained
that
the
rule
for
adding
"
-ed
"
to
form
the
past
tense
is
productive
.
The
professor
explained
that
the
rule
for
adding
"
-ed
"
to
form
the
past
tense
is
productive
.