diamond

As a proper noun diamond

is of modern usage, from the name of the gem.

As an adjective undefined is

lacking a definition or value.

As proper nouns the difference between diamond and glass

is that diamond is of modern usage, from the name of the gem while glass is .

As a noun zemannite

is (mineralogy) a hexagonal-dipyramidal mineral containing hydrogen, iron, magnesium, oxygen, tellurium, and zinc.

As a proper noun diamond is

of modern usage, from the name of the gem.

As a noun talc

is a soft mineral, composed of hydrated magnesium silicate, that has a soapy feel and a greenish, whitish, or grayish color, and usually occurs in foliated masses.

As a verb talc

is to apply talc.

As a proper noun diamond is

of modern usage, from the name of the gem.

As a noun polymer

is polymer.

As a proper noun diamond is

of modern usage, from the name of the gem.

As a noun platina

is platinum.

As a proper noun diamond is

of modern usage, from the name of the gem.

As a proper noun diamond

is of modern usage, from the name of the gem.

As a noun solitaire is

a person who lives alone; a recluse or hermit.

As an adjective solitaire is

living or being alone; solitary.