diamond Meaning in the Cambridge English Dictionary
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Meaning of “diamond” in the English Dictionary

"diamond" in British English

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diamondnoun

uk   us   /ˈdaɪə.mənd/

diamond noun (STONE)

B2 [C or U] a ​transparent, ​extremely hard preciousstone that is used in ​jewellery, and in ​industry for ​cutting hard things: The ​tiara was set with diamonds and ​rubies. a diamond ​ring/​necklace He had ​worked in the diamond ​mines of ​SouthAfrica. diamond-tipped ​sawbladesdiamonds [plural noun] jewellery made from diamonds: Shall I ​wear the diamonds or the ​pearls with this ​dress?
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diamond noun (SHAPE)

B2 [C or U] a ​shape with four ​straightsides of ​equallength, ​forming two ​oppositeangles that are ​wide and two that are ​narrow: Joe's ​socks had diamond ​patterns on them. [C] the ​squarepart of a ​field on which ​baseball is ​played, ​surrounded by the four bases, or the ​wholefield on which the ​game is ​played

diamond noun (CARDS)

diamonds [plural or U] one of the four suits in ​playingcards, ​represented by a ​red diamond ​shape: the six/​jack of diamonds [C] a ​playingcard from the suit of diamonds: She ​played a diamond.
(Definition of diamond from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"diamond" in American English

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diamondnoun

 us   /ˈdɑɪ·mənd, -ə·mənd/

diamond noun (STONE)

[C/U] an ​extremely hard, ​valuablestoneprized as a ​jewel and having many uses in ​industry: [U] a diamond ​engagementring

diamond noun (SHAPE)

geometry [C] a ​shape with four ​straightsides that ​meet to ​form two ​wide and two ​narrowangles, or a ​squareplaced with a ​corner at the ​bottom

diamond noun (CARDS)

[pl] one of the four suits (= ​groups) of ​playingcards, the ​symbol for which is a diamondshape
(Definition of diamond from the Cambridge Academic Content Dictionary © Cambridge University Press)
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