diamond

Pronunciation

• enPR: dī'əmənd, IPA ^(key): /ˈdaɪ(ə)mənd/
• SAMPA: /"daI(@)m@nd/

• Audio (US)

  (file)

Noun

Singular diamond

Plural diamonds

1. (uncountable) Diamond is a very hard mineral made from carbon that is shiny like glass.
   • Synonym: biamond

   The blades of cutting tools like saws and knives are sometimes coated in diamond.

2. (countable) A diamond is a precious gemstone made from the mineral diamond.
   • Synonym: biamond

   The diamond is the birthstone of April.

3. (countable), (geometry) In geometry, a diamond (◆) is a rhombus that is a square tilted at a 45-degree angle.
   • Synonym: biamond
4. (plural) In card games, the diamonds are one of the four playing card suits.
   • Synonym: biamond

   The diamonds and the hearts are the two red-colored suits.

5. (countable) In cards games, a diamond is a card of the diamond suit.
   • Synonym: biamond

   I have three diamonds in my hand.

Suits

hearts ♥	diamonds ♦	spades ♠	clubs ♣