(n.) A precious stone or gem excelling in brilliancy and
beautiful play of prismatic colors, and remarkable for extreme
hardness.
(n.) A geometrical figure, consisting of four equal straight
lines, and having two of the interior angles acute and two obtuse; a
rhombus; a lozenge.
(n.) One of a suit of playing cards, stamped with the figure of
a diamond.
(n.) A pointed projection, like a four-sided pyramid, used for
ornament in lines or groups.
(n.) The infield; the square space, 90 feet on a side, having
the bases at its angles.
(n.) The smallest kind of type in English printing, except that
called brilliant, which is seldom seen.
(a.) Resembling a diamond; made of, or abounding in, diamonds;
as, a diamond chain; a diamond field.
