diamond

¹di·a·mond

noun, often attributive \ˈdī-(ə-)mənd\

Definition of DIAMOND

1

a : native crystalline carbon that is the hardest known mineral, that is usually nearly colorless, that when transparent and free from flaws is highly valued as a precious stone, and that is used industrially especially as an abrasive; also : a piece of this substance b : crystallized carbon produced artificially

2

: something that resembles a diamond (as in brilliance, value, or fine quality)

3

: a square or rhombus-shaped figure usually oriented with the long diagonal vertical

4

a : a playing card marked with a stylized figure of a red diamond b plural but sing or plural in constr : the suit comprising cards marked with diamonds

5

: a baseball infield; also : the entire playing field

Examples of DIAMOND

1. a necklace studded with diamonds and rubies
2. The ruby was surrounded by a ring of diamond.
3. The children cut the fabric into diamonds.
4. one heart, two diamonds, and two clubs
5. He played the queen of diamonds.

Origin of DIAMOND

Middle English diamaunde, from Middle French diamand, from Late Latin diamant-, diamas, alteration of Latin adamant-, adamas hardest metal, diamond, from Greek

First Known Use: 14th century