Diamond vs. Graphite

Diamondnoun

(uncountable) A glimmering glass-like mineral that is an allotrope of carbon in which each atom is surrounded by four others in the form of a tetrahedron.

Diamondnoun

A gemstone made from this mineral.

Diamondnoun

A ring containing a diamond.

Diamondnoun

A very pale blue color/colour.

Diamondnoun

Something that resembles a diamond.

Diamondnoun

(geometry) A rhombus, especially when oriented so that its longer axis is vertical.

Diamondnoun

(geometry) The polyiamond made up of two triangles.

Diamondnoun

(baseball) The entire field of play used in the game.

Diamondnoun

(baseball) The infield of a baseball field.

Diamondnoun

(card games) A card of the diamonds suit.

Diamondnoun

A size of type, standardised as 4½ point.

Diamondnoun

The size of type between brilliant and pearl, standardized as 4½-point.

Diamondadjective

made of, or containing diamond, a diamond or diamonds.

Diamondadjective

of, relating to, or being a sixtieth anniversary.

Diamondadjective

of, relating to, or being a seventy-fifth anniversary.

Diamondadjective

(slang) First-rate; excellent.

Diamondverb

to adorn with or as if with diamonds

Diamondnoun

A precious stone or gem excelling in brilliancy and beautiful play of prismatic colors, and remarkable for extreme hardness.

Diamondnoun

A geometrical figure, consisting of four equal straight lines, and having two of the interior angles acute and two obtuse; a rhombus; a lozenge.

Diamondnoun

One of a suit of playing cards, stamped with the figure of a diamond.

Diamondnoun

A pointed projection, like a four-sided pyramid, used for ornament in lines or groups.

Diamondnoun

The infield; the square space, 90 feet on a side, having the bases at its angles.

Diamondnoun

The smallest kind of type in English printing, except that called brilliant, which is seldom seen.

Diamondadjective

Resembling a diamond; made of, or abounding in, diamonds; as, a diamond chain; a diamond field.

Diamondnoun

a transparent piece of diamond that has been cut and polished and is valued as a precious gem

Diamondnoun

very hard native crystalline carbon valued as a gem

Diamondnoun

a playing card in the minor suit of diamonds

Diamondnoun

the area of a baseball field that is enclosed by 3 bases and home plate

Diamondnoun

the baseball playing field

Diamondnoun

a precious stone consisting of a clear and colourless crystalline form of pure carbon, the hardest naturally occurring substance

Diamondnoun

a tool with a small diamond for cutting glass.

Diamondnoun

an excellent or very special person or thing

Diamondnoun

a figure with four straight sides of equal length forming two opposite acute angles and two opposite obtuse angles; a rhombus

Diamondnoun

one of the four suits in a conventional pack of playing cards, denoted by a red diamond.

Diamondnoun

a card of the suit of diamonds

Diamondnoun

the area delimited by the four bases of a baseball field, forming a square shape.

Diamondnoun

a baseball field.

Diamond

Diamond is a form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. At room temperature and pressure, another solid form of carbon known as graphite is the chemically stable form of carbon, but diamond almost never converts to it.

Graphitenoun

An allotrope of carbon, consisting of planes of carbon atoms arranged in hexagonal arrays with the planes stacked loosely, that is used as a dry lubricant and in "lead" pencils.

Graphitenoun

Short for graphite-reinforced plastic, a composite plastic made with graphite fibers noted for light weight strength and stiffness.

Graphitenoun

A grey colour.

Graphitenoun

Native carbon in hexagonal crystals, also foliated or granular massive, of black color and metallic luster, and so soft as to leave a trace on paper. It is used for pencils (improperly called lead pencils), for crucibles, and as a lubricator, etc. Often called plumbago or black lead.

Graphitenoun

used as a lubricant and as a moderator in nuclear reactors

Graphite

Graphite (), archaically referred to as plumbago, is a crystalline form of the element carbon with its atoms arranged in a hexagonal structure. It occurs naturally in this form and is the most stable form of carbon under standard conditions.