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diamond

 
 
/ˈdaɪəmənd/ noun

Definition

STONE [C, U] a very hard, transparent stone that is extremely valuable and is often used in jewellery: a diamond ring
SHAPE [C] a shape with four straight sides of equal length that join to form two large angles and two small angles
BASEBALL [C] the field where baseball is played
diamonds playing cards with red, diamond shapes on them: the queen of diamonds
(Definition of diamond noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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