Synonym: adamant, ball field, baseball diamond, baseball field, infield. Similar words: diamonds, diameter, among, amongst, parliament, famous, dream of, paramour. Meaning: ['daɪəmənd] 
n. 1. a transparent piece of diamond that has been cut and polished and is valued as a precious gem 2. very hard native crystalline carbon valued as a gem 3. a playing card in the minor suit that has one or more red rhombuses on it 4. the area of a baseball field that is enclosed by 3 bases and home plate 5. the baseball playing field.
n. 1. a transparent piece of diamond that has been cut and polished and is valued as a precious gem 2. very hard native crystalline carbon valued as a gem 3. a playing card in the minor suit that has one or more red rhombuses on it 4. the area of a baseball field that is enclosed by 3 bases and home plate 5. the baseball playing field. 
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31. A diamond is a precious stone.
32. A diamond, all my eye!That's glass.
33. The diamond was insured for two thousand dollars.
34. The diamond ring glittered on her finger.
35. He gave her a hugely expensive diamond ring.
36. Going by her diamond ring,she must be very rich.
37. You have to play a diamond.
38. They stated the diamond to have been stolen.
39. That diamond necklace must have cost a king's ransom.
40. Joe's socks had diamond patterns on them.
41. The jeweller pronounced the diamond to be genuine.
42. Diamond is the crystalline form of the element carbon.
43. The diamond shone with every hue under the sun.
44. His father struck it rich in the diamond business.
45. A diamond necklace adorned her neck.
46. It was a beautiful necklace with a diamond pendant.
47. The diamond ring glittered on his finger.
48. A large diamond glinted on her finger.
49. She appraised the diamond ring at$450.
50. A cut diamond has many faces.
51. The skill with which he faceted the great diamond is remarkable.
52. He had worked in the diamond mines of South Africa.
53. She was wearing a pair of beautiful diamond earrings .
54. At room temperature[sentencedict.com], the thermal conductivity of a diamond is about six times higher than that of a piece of copper.
55. There was a sudden sparkle as her diamond ring caught the light.
56. Did you see the diamond pin she got for Christmas?
57. It's the synthetic diamond.
58. The salesman fobbed the lady off with an imitation diamond.
59. The diamond ring is more expensive than the silver ring and the gold ring.
60. The diamond towns are gradually being reclaimed by the desert.