Topic: SHAPES, PATTERNS
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| Date: | 1200-1300 |
| Language: | Old French |
| Origin: | diamant 'hard metal, diamond', from Greek adamas; ADAMANT |
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di‧a‧mond
1 [uncountable and countable]DCJ a clear, very hard valuable stone, used in jewellery and in industry : 
a diamond engagement ring
a diamond engagement ring2 [countable]CF a shape with four straight but sloping sides of equal length, with one point facing directly up and the other directly down : Cut the cookie dough into diamonds.
Cut the cookie dough into diamonds.3
a) DGC one of the four suits (=types of cards) in a set of playing cards, which has the design of a red diamond shape on it
diamonds
b) [countable]DGC a card from this suit : You have to play a diamond.
You have to play a diamond.4 [countable]
a) DSB the area in a baseball field that is within the diamond shape formed by the four bases
b) DSB the whole playing field used in baseball
