
a
three
sided
polygon

any
of
various
triangular
drafting
instruments
used
to
draw
straight
lines
at
specified
angles

something
approximating
the
shape
of
a
triangle; "
the
coastline
of
Chile
and
Argentina
and
Brazil
forms
two
legs
of
a
triangle"

A
figure
bounded
by
three
lines,
and
containing
three
angles.

An
instrument
of
percussion,
usually
made
of
a
rod
of
steel,
bent
into
the
form
of
a
triangle,
open
at
one
angle,
and
sounded
by
being
struck
with
a
small
metallic
rod.

A
draughtsman's
square
in
the
form
of
a
right
angled
triangle.

A
small
constellation
situated
between
Aries
and
Andromeda.

A
small
constellation
near
the
South
Pole,
containing
three
bright
stars.

A
kind
of
frame
formed
of
three
poles
stuck
in
the
ground
and
united
at
the
top,
to
which
soldiers
were
bound
when
undergoing
corporal
punishment, 
now
disused.

A
plane
figure
bounded
by
three
straight
lines
and
having
three
angles;
a
musical
instrument
consisting
of
a
steel
rod
bent
in
the
form
of
a
triangle,
sounded
by
being
struck.

(
math.)
A
plane
figure
with
three
angles
and
three
sides: (
music)
an
instrument
of
steel
in
the
form
of
a
triangle.

A
plane
figure
with
three
angles
and
three
sides.

A
figure
bounded
by
three
sides,
and
having
three
angles.

A
figure
bounded
by
three
lines,
and
containing
threo
angles;
a
steel
instrument
of
percussion
in
music,
bent
into
the
form
of
a
triangle;
three
halberts
or
poles
stuck
in
the
ground
and
united
at
the
top,
to
which
soldiers
are
bound
when
flogged.

A
three
sided
structure
or
area ;
various
structures.
X