Noun
The
principal
and
most
anterior
part
of
the
brain
in
vertebrates
,
which
is
located
in
the
front
area
of
the
skull
and
divided
into
two
hemispheres
,
left
and
right
,
separated
by
a
fissure
.
In
humans
it
is
the
largest
part
of
the
brain
and
is
responsible
for
the
integration
of
complex
sensory
functions
and
the
initiation
and
coordination
of
voluntary
activity
,
and
the
higher
mental
functions
such
as
consciousness
,
thought
,
reason
,
emotion
,
and
memory
.