វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
តូច
មធ្យម
ធំ
Polar
adjective
1.
(បច្ចេកទេស)
ក្បែប៉ូល ដែលផ្ទុយគ្នាស្រឡះ
ឃ្លាដែលទាក់ទង
polar bear
-
ខ្លាឃ្មុំស
ENGLISH MEANING
noun
1.
The
right
line
drawn
through
the two
points
of
contact
of the two
tangents
drawn
from a
given
point
to a
given
conic
section
. The
given
point
is
called
the
pole
of the
line
. If the
given
point
lies
within
the
curve
so
that
the two
tangents
become
imaginary
,
there
is
still
a
real
polar
line
which
does
not
meet
the
curve
,
but
which
possesses
other
properties
of the polar.
Thus
the
focus
and
directrix
are
pole
and polar.
There
are
also
poles
and polar
curves
to
curves
of
higher
degree
than
the
second
, and
poles
and polar
planes
to
surfaces
of the
second
degree
.
adjective
1.
Pertaining
to,
reckoned
from, or having a
common
radiating
point
; as, polar
coordinates
.
2.
Of or
pertaining
to one of the
poles
of the
earth
, or of a
sphere
;
situated
near
, or
proceeding
from, one of the
poles
; as, polar
regions
; polar
seas
; polar
winds
.
3.
Of or
pertaining
to the
magnetic
pole
, or to the
point
to
which
the
magnetic
needle
is
directed
.