Noun
A
diagram
in
which
the
relationship
between
three
variables
is
represented
by
a
straight
line
or
curve
for
each
variable
;
the
value
of
the
third
variable
corresponding
to
particular
values
of
the
first
two
is
obtained
by
drawing
a
straight
line
through
the
points
on
the
first
two
curves
that
represent
particular
values
of
the
first
two
variables
and
noting
the
point
at
which
the
line
intersects
the
third
line
or
curve
.
Verb
To
represent
as
a
nomogram
.