diamond به انگلیسی
From Longman Dictionary
di‧a‧mond /ˈdaɪəmənd/ ●●○ S3 noun
a clear, very hard valuable stone, used in jewellery and in industry
a shape with four straight but sloping sides of equal length, with one point facing directly up and the other directly down
in a set of playing cards, which has the design of a red diamond shape on it
the area in a baseball field that is within the diamond shape formed by the four bases
the whole playing field used in baseball
Example
The beautiful diamond ring had gone
We had beautiful chandeliers, women in diamonds and mink stoles
After washing and change of lap paper, polishing is continued with 1 µm diamond
the king of diamonds
Because the diamond is absorbing blue light, it appears yellow in ordinary light