toqus
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teacher
noun
a
person
whose
job
is
to
help
students
learn
in
a
school
,
college
,
or
other
place
of
education
•
The
teacher
wrote
the
math
problem
on
the
board
.
The
teacher
wrote
the
math
problem
on
the
board
.
•
Our
English
teacher
always
starts
class
with
a
funny
story
.
Our
English
teacher
always
starts
class
with
a
funny
story
.
From
Old
English
‘
tǣċere
’,
meaning
‘
one
who
teaches
’,
derived
from
the
verb
‘
teach
’.
noun
something
,
such
as
an
experience
or
example
,
that
gives
you
important
lessons
about
life
or
how
to
do
something
•
Failure
can
be
a
tough
teacher
,
but
it
helps
you
grow
.
Failure
can
be
a
tough
teacher
,
but
it
helps
you
grow
.
•
Travel
is
a
great
teacher
of
patience
and
adaptability
.
Travel
is
a
great
teacher
of
patience
and
adaptability
.
The
figurative
sense
developed
in
the
16th
century
by
extending
the
literal
idea
of
a
person
who
teaches
to
abstract
forces
that
shape
understanding
.
