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class
noun
-
class
,
classes
a
period
of
time
when
a
teacher
teaches
a
subject
to
students
•
Our
math
class
begins
at
nine
o
’
clock
.
Our
math
class
begins
at
nine
o
’
clock
.
•
The
teacher
cancelled
today
’
s
class
because
she
was
sick
.
The
teacher
cancelled
today
’
s
class
because
she
was
sick
.
From
Latin
“
classis
”
meaning
a
group
called
together
.
noun
-
class
,
classes
the
group
of
students
who
are
taught
together
•
Our
class
voted
to
plant
a
tree
in
the
playground
.
Our
class
voted
to
plant
a
tree
in
the
playground
.
•
The
whole
class
cheered
when
the
fire
alarm
turned
the
drill
into
an
unexpected
break
.
The
whole
class
cheered
when
the
fire
alarm
turned
the
drill
into
an
unexpected
break
.
noun
-
class
,
classes
one
of
the
groups
that
people
in
society
are
divided
into
according
to
how
much
money
or
status
they
have
•
Many
politicians
promise
to
help
the
working
class
.
Many
politicians
promise
to
help
the
working
class
.
•
He
was
born
into
an
upper-middle
class
family
.
He
was
born
into
an
upper-middle
class
family
.
noun
-
class
,
classes
a
category
of
things
that
share
the
same
type
or
quality
•
Diamonds
are
in
a
different
hardness
class
from
quartz
.
Diamonds
are
in
a
different
hardness
class
from
quartz
.
•
This
competition
has
four
age
classes
.
This
competition
has
four
age
classes
.
noun
-
class
,
classes
a
level
of
service
or
comfort
on
planes
,
trains
,
or
other
transport
,
usually
with
its
own
price
•
They
could
only
afford
economy
class
tickets
.
They
could
only
afford
economy
class
tickets
.
•
Business
class
offers
wider
seats
and
better
meals
.
Business
class
offers
wider
seats
and
better
meals
.
verb
-
class
,
classing
,
classes
,
classed
to
put
people
or
things
into
groups
based
on
shared
qualities
•
Doctors
class
the
injury
as
minor
.
Doctors
class
the
injury
as
minor
.
•
The
museum
classes
this
painting
as
Impressionist
.
The
museum
classes
this
painting
as
Impressionist
.
noun
elegant
style
,
good
manners
,
and
high
quality
•
She
handled
the
rude
question
with
real
class
.
She
handled
the
rude
question
with
real
class
.
•
That
restaurant
oozes
class
from
the
moment
you
step
inside
.
That
restaurant
oozes
class
from
the
moment
you
step
inside
.
noun
-
class
,
classes
in
biology
,
a
rank
in
scientific
classification
between
phylum
and
order
•
Mammalia
is
the
class
that
includes
humans
,
dogs
,
and
whales
.
Mammalia
is
the
class
that
includes
humans
,
dogs
,
and
whales
.
•
Birds
belong
to
the
class
Aves
.
Birds
belong
to
the
class
Aves
.
noun
-
class
,
classes
in
computer
programming
,
a
template
that
defines
the
data
and
actions
of
objects
•
The
programmer
created
a
“
Car
”
class
with
properties
like
color
and
speed
.
The
programmer
created
a
“
Car
”
class
with
properties
like
color
and
speed
.
•
Each
object
made
from
a
class
is
called
an
instance
.
Each
object
made
from
a
class
is
called
an
instance
.
adjective
(
informal
)
very
good
,
impressive
,
or
stylish
•
That
was
a
class
goal
!
That
was
a
class
goal
!
•
She
bought
a
class
pair
of
leather
boots
.
She
bought
a
class
pair
of
leather
boots
.
classroom
noun
a
room
in
a
school
,
college
,
or
other
educational
place
where
lessons
are
taught
•
The
students
entered
the
classroom
and
took
their
seats
.
The
students
entered
the
classroom
and
took
their
seats
.
•
After
the
bell
rang
,
the
teacher
wrote
the
day's
goals
on
the
classroom
whiteboard
.
After
the
bell
rang
,
the
teacher
wrote
the
day's
goals
on
the
classroom
whiteboard
.
Formed
from
class
+
room
in
the
late
19th
century
as
schools
expanded
and
needed
dedicated
spaces
for
teaching
.
noun
the
students
who
belong
to
a
particular
class
,
thought
of
together
as
one
group
•
The
whole
classroom
cheered
when
the
teacher
canceled
the
quiz
.
The
whole
classroom
cheered
when
the
teacher
canceled
the
quiz
.
•
Our
classroom
voted
to
plant
a
tree
for
Earth
Day
.
Our
classroom
voted
to
plant
a
tree
for
Earth
Day
.
By
extension
from
the
physical
space
to
the
group
of
learners
within
it
,
first
noted
in
education
writings
of
the
early
20th
century
.
classic
adjective
considered
excellent
and
admired
for
a
long
time
•
The
1950s
diner
has
a
classic
retro
look
with
red
booths
and
neon
lights
.
The
1950s
diner
has
a
classic
retro
look
with
red
booths
and
neon
lights
.
•
He
wore
a
classic
black
tuxedo
to
the
wedding
.
He
wore
a
classic
black
tuxedo
to
the
wedding
.
adjective
very
typical
or
characteristic
of
its
kind
,
often
in
a
familiar
or
predictable
way
•
Forgetting
to
save
your
document
before
the
computer
crashes
is
a
classic
error
.
Forgetting
to
save
your
document
before
the
computer
crashes
is
a
classic
error
.
•
It
was
a
classic
case
of
mistaken
identity
at
the
airport
.
It
was
a
classic
case
of
mistaken
identity
at
the
airport
.
noun
a
book
,
film
,
song
,
car
,
or
other
thing
that
is
widely
considered
outstanding
and
continues
to
be
admired
over
time
•
Many
people
consider
'Pride
and
Prejudice'
a
classic
.
Many
people
consider
'Pride
and
Prejudice'
a
classic
.
•
Every
holiday
season
,
our
family
watches
the
film
'It's
a
Wonderful
Life
,
'
a
real
classic
.
Every
holiday
season
,
our
family
watches
the
film
'It's
a
Wonderful
Life
,
'
a
real
classic
.
classical
adjective
having
a
simple
,
balanced
,
and
traditional
style
that
is
not
affected
by
passing
fashions
•
She
wore
a
classical
black
dress
to
the
gala
.
She
wore
a
classical
black
dress
to
the
gala
.
•
The
designer
prefers
classical
lines
instead
of
flashy
trends
.
The
designer
prefers
classical
lines
instead
of
flashy
trends
.
Generalised
from
the
sense
‘
of
ancient
models
’,
used
for
anything
modeled
on
long-established
standards
.
adjective
relating
to
Western
art
music
,
especially
the
period
roughly
1750–1830
,
or
to
the
genre
of
orchestral
and
chamber
music
in
general
•
Liam
relaxes
by
listening
to
classical
music
after
work
.
Liam
relaxes
by
listening
to
classical
music
after
work
.
•
The
orchestra
will
perform
four
classical
symphonies
tonight
.
The
orchestra
will
perform
four
classical
symphonies
tonight
.
Applied
to
music
in
the
early
19th
century
to
describe
works
following
perceived
ancient
ideals
of
balance
and
form
.
adjective
relating
to
the
art
,
literature
,
ideas
,
or
civilization
of
ancient
Greece
and
Rome
•
At
university
,
Maria
decided
to
specialise
in
classical
philosophy
.
At
university
,
Maria
decided
to
specialise
in
classical
philosophy
.
•
The
museum
’
s
new
wing
displays
classical
sculptures
brought
from
Athens
.
The
museum
’
s
new
wing
displays
classical
sculptures
brought
from
Athens
.
From
classic
+
-al
;
large-scale
use
dates
to
the
17th
century
to
distinguish
the
culture
of
antiquity
.
adjective
based
on
theories
developed
before
quantum
or
relativistic
physics
;
not
involving
modern
or
quantum
concepts
•
In
classical
mechanics
,
gravity
is
treated
as
a
force
acting
at
a
distance
.
In
classical
mechanics
,
gravity
is
treated
as
a
force
acting
at
a
distance
.
•
The
professor
contrasted
classical
thermodynamics
with
modern
statistical
models
.
The
professor
contrasted
classical
thermodynamics
with
modern
statistical
models
.
Used
in
physics
since
the
early
20th
century
to
distinguish
earlier
theories
from
quantum
mechanics
and
relativity
.
classify
verb
-
classify
,
classifying
,
classifies
,
classified
to
put
people
or
things
into
groups
because
they
share
certain
qualities
•
The
librarian
helped
a
student
classify
his
books
by
topic
.
The
librarian
helped
a
student
classify
his
books
by
topic
.
•
Scientists
classify
animals
by
looking
at
their
body
structures
.
Scientists
classify
animals
by
looking
at
their
body
structures
.
From
French
classifier
,
from
Latin
classis
“
group
”
+
facere
“
to
make
.”
verb
-
classify
,
classifying
,
classifies
,
classified
to
mark
information
as
secret
so
only
certain
people
can
see
it
•
The
agent
had
to
classify
the
report
before
handing
it
to
the
general
.
The
agent
had
to
classify
the
report
before
handing
it
to
the
general
.
•
Governments
often
classify
satellite
images
that
show
sensitive
locations
.
Governments
often
classify
satellite
images
that
show
sensitive
locations
.
Same
root
as
general
sense
;
modern
secret-information
meaning
arose
in
the
early
1900s
within
government
and
military
use
.