Definition of diamond in English:

diamond

noun

  • 1A precious stone consisting of a clear and typically colorless crystalline form of pure carbon, the hardest naturally occurring substance.

    • ‘In clear substances such as diamond and corneal tissue, most electrons are locked up in chemical bonds.’
    • ‘Americans buy 55 % of the world's diamonds compared with 3 % that go to Britain.’
    • ‘She was wearing a black pants suit and heels, with two diamond stud earrings.’
    • ‘Industry sources warn that diamond and precious stone scams are plentiful and ever-changing.’
    • ‘The country is also blessed with plenty of precious minerals such as diamonds, gold, emeralds, amethyst which are all waiting to be exploited.’
    • ‘Gemstones such as diamonds, opals, sapphires, and rubies are produced in Brazil.’
    • ‘In mining for precious stones such as diamonds, a method for accurately filtering the gems you want from the surrounding rock and soil is worth its weight in gold.’
    • ‘Long-term prospects are overshadowed by the prospects of a leveling off in diamond mining production.’
    • ‘Historically, mining - especially for precious gems such as diamonds - played a large role in Liberia's economy.’
    • ‘The hardest stones, such as diamonds, rubies, emeralds, and sapphires, are normally cut and polished and mounted as jewellery.’
    • ‘Once they are mined, cut and polished, diamonds are customarily graded.’
    • ‘Boucheron won the day, and will be auctioning an exquisite brooch of diamonds, rock crystal, topaz and emeralds, with the cash donated to the new foundation.’
    • ‘The higher demand for rough diamonds stems from the decline in the stock of polished diamonds at cutting centres.’
    • ‘The grains, however, would have to be made up of a crystalline form of carbon: diamonds.’
    • ‘Turn-of-the-century jewelry both here and abroad was dominated by faceted precious stones, with diamonds predominant.’
    • ‘"We have a zero-tolerance attitude towards conflict diamonds ", the President said.’
    • ‘Daly presented her with a 5-carat marquis diamond ring.’
    • ‘Then again, diamonds are way more expensive because diamonds are natural gemstones that are rare and are mined from the earth itself.’
    • ‘De Beers mines about 40 percent of the world's diamonds.’
    • ‘Just think the only difference between the graphite in your pencil and diamonds is the way that the atoms are arranged.’
    diamond, precious stone, jewel
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    1. 1.1 A tool with a small diamond for cutting glass.
      • ‘It's body rocked slightly with the force of the faery's movement, it's black marbled eyes boring into Peter with all the intensity of a diamond tipped drill.’
      • ‘He then used a handheld planetary polishing tool with diamond cutting pads to put a high grit finish on the surface.’
      • ‘Can't cut it with any of our tools, even the diamond laser, without completely shattering it beyond use.’
      • ‘In a common hardness test, a pyramid-shaped diamond tool is pressed into a material, as in this gold sample.’
      • ‘They are normally used as industrial abrasives, in diamond drilling equipment, or in glass cutting knives.’
      • ‘One of these was a diamond crusted circular saw for cutting rocks.’
      • ‘The appropriate mathematical function of the asphere must simply be loaded into the control system for the diamond tool to follow as it cuts across the surface.’
  • 2[often as modifier] A figure with four straight sides of equal length forming two opposite acute angles and two opposite obtuse angles; a rhombus.

    ‘decorative diamond shapes’
    • ‘She looked overhead and noticed on top of the clock tower, a giant crystal, not as round or red as the one the ship, but a triangular blue diamond shape.’
    • ‘Do it diagonally in both directions, to make diamond shapes.’
    • ‘This painting consists of circles and diamond shapes interspersed throughout the composition.’
    • ‘The earliest item is a Viking bronze sword pommel from the late tenth century incised with diamond shapes and simplified animal forms.’
    • ‘Take a look at the most commonly available diamond shapes and decide what you like best.’
    • ‘A ForceFlex bag looks a bit like an overgrown paper towel, with row upon row of embossed diamond shapes.’
    • ‘Eriksson's midfield diamond formation did not sparkle against Japan, with Frank Lampard looking unsuited to the holding role.’
    • ‘On our way out of the park again though we saw a cordoned off area of the park, with yellow and black striped tape tied between four trees in a diamond configuration.’
    • ‘Blast II is a cluster of elongated diamond shapes in two colors of painted softwood that fan out irregularly from a point on the wall.’
    • ‘Hang tiles in a more original way than squarely - perhaps in diamond shapes or with a patterned one here and there.’
    • ‘His grey polyester slacks have white diamond shape imprints from leaning against the dusty fence.’
    • ‘When he first struck in Heywood, Rochdale, he was wearing a blue fleece with yellow patches on the shoulders and a fawn crew-necked sweater with a diamond pattern.’
    • ‘The striking blue diamond shape that dominates the poster is inspired by the cluster of six pyramid-like buildings that comprise the museum complex.’
    • ‘When cold, cut the kiribath into diamond shapes.’
    • ‘Score the inner side in a diamond pattern with the tip of a small, sharp knife and then cut into 5cm / 2inch squares.’
    • ‘Forward for midfielder, and Larsson goes to the point of a midfield diamond.’
    • ‘When trying to widen a space, square tiles should be laid in a diamond pattern and rectangular tiles should be laid in a brick or herringbone pattern.’
    • ‘On the roof, grey Marley tiles were set in diamond pattern.’
    • ‘The basic pattern of external eye muscles is a diamond shape.’
    • ‘Holes were drilled in a diamond pattern every 12 to 15 inches.’
    rhombus, diamond shape, diamond
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    1. 2.1diamonds One of the four suits in a conventional deck of playing cards, denoted by a red diamond.
      • ‘While you are playing hombre and diamonds are trumps, the ace of clubs is not a club, it is a diamond.’
      • ‘Therefore the ace of diamonds is the lowest card of its suit when diamonds are not trumps.’
      • ‘The familiar suits of hearts, diamonds, clubs and spades were introduced by French cardmakers in the late fifteenth century.’
      • ‘In the game Pusoy Dos, played in the Philippines, the order of suits from high to low is diamonds, hearts, spades, clubs.’
      • ‘If the led card is the 6, you may play any card you wish, being void in the diamond suit and thus unable to follow it.’
      • ‘Each partnership is allowed to have a sustem of agreements on how they will sort the cards of their hands - for example spades on the right and hearts on the left side and clubs and diamonds in the middle.’
      • ‘When the reserve cards are equal the suits rank in descending order: spades, hearts, diamonds, clubs.’
      • ‘This deuce can represent any card value 7-10 in the diamond suit only.’
      • ‘The holder of the three of diamonds adds this extra card to their hand.’
      • ‘Because of the difference in score, clubs and diamonds are called the minor suits and hearts and spades are the major suits.’
      • ‘This is because the highest trump is the opposite of the flipped up card (opposite of hearts is diamonds and the opposite of spades is clubs).’
      • ‘There are four suits (spades, hearts, diamonds and clubs); however, no suit is higher than another.’
      • ‘This is an announcement that the declarer will win the last trick with the lowest trump - the 7 in a suit contract or the jack of diamonds in a Grand.’
      • ‘One recent day, search crews found an ace of diamonds playing card, a doorknob, a pair of security guard pants, a woman's black wig and a pink toothbrush.’
      • ‘This straight can be of mixed suits, for example: 2 of diamonds, 3 of clubs, 4 of spades, 5 of hearts.’
      • ‘The point is won by whichever team takes more cards of the coins suit (or diamonds if you are using international cards).’
      • ‘This is a valid tractor because four in a suit other than diamonds is the next rank above ace.’
      • ‘For example, playing the queen of hearts indicates to your partner that you have a strong diamonds.’
      • ‘The dealer plays Jack of diamonds (the trump suit) to win control of the circuit.’
      • ‘The classic order of suits is hearts above diamonds, and spades above clubs.’
    2. 2.2 A playing card of the suit of diamonds.
      ‘she led a losing diamond’
      • ‘The six cards in each fail suit are ranked like the six lowest diamonds.’
      • ‘Regardless of the suit a joker played ‘high’ will defeat any diamond.’
    3. 2.3 The area delimited by the four bases of a baseball field, forming a square shape.
      • ‘Field of Dreams tells the story of a baseball diamond created in a cornfield by Ray Kinsella.’
      • ‘The park also has four baseball diamonds but Niverville does not have a baseball program for children.’
      • ‘In fact, you might be surprised to find yourself throwing out some choice lines based on what happens on the baseball diamond, to the chagrin of your buddy sitting next to you.’
      • ‘The three-plus seconds it takes for a straight steal of home to unfold is by far the most adrenaline-filled spectacle on a baseball diamond.’
      • ‘Using a white substance, he drew an outline of a baseball diamond on his street level window.’
      • ‘It was my home on the baseball diamond for 12 years, until my high school coach put me on the mound as a junior and made me a pitcher-outfielder my senior year.’
      • ‘There was also some square ones oddly enough resembling a baseball diamond… like the one bordering my property perhaps?’
      • ‘I agree with the idea of having each one of the four buttons on the gamepad correspond to their respective bases on the baseball diamond.’
      • ‘The playing area is delineated by two perpendicular lines that converge at the home plate, the focus point of the diamond made up of four bases - home, first, second and third.’
      • ‘Walking over from his position at third base, Foy crossed the field toward the first base side of the diamond and delivered his own message to Tillotson.’
      • ‘Here and now, we enjoy some of the greatest players to ever step on a baseball diamond.’
      • ‘The Mets would love to add Furcal, even though they would have to convince him to move to the right on the infield diamond and play second base.’
      • ‘Like Thome, Butler is going to make the slide across the diamond to first base.’
    4. 2.4 A baseball field.
      • ‘Along with his pluses on the baseball diamond, Matsui is sure to be a positive from a business perspective.’
      • ‘Yes, there was - and not just on major league baseball diamonds.’
      • ‘DeJesus can do just about everything on the baseball diamond, and even showed a power spike in the Arizona Fall League.’
      • ‘Enter ABC skate shop and the baseball diamond at Tompkin's Square.’
      • ‘There's an area in front of the baseball diamonds and soccer fields for Frisbee golf.’
      • ‘Home run sluggers are certainly the gladiators of the baseball diamond.’
      • ‘The dozen or so who comprise the film crew rush around on the baseball diamond getting ready for the commercial they are about to shoot.’
      • ‘We, like everyone else, have come to expect the extraordinary from Garciaparra on a baseball diamond.’
      • ‘He has bowled on the streets of New York and other cities, at outdoor fairs and festivals, and on baseball diamonds and other fields.’
      • ‘My heroes were ballplayers, and every spare minute I had, and even some that I couldn't spare, were spent on the baseball diamond.’
      • ‘To rebuild the baseball diamond at Manzanar is to thank them for retaining their faith in this country, even when they had no reason to do so.’
      • ‘Baseball diamonds were bustling with activity all weekend as there were 44 registered teams competing.’
      • ‘I lived only two blocks from high school and grammar school, and there were baseball diamonds and football fields.’
      • ‘While in Boston he teamed up with Johnny Sain, another pitcher, and the two became one of the greatest duos ever to grace a baseball diamond.’

Origin

Middle English: from Old French diamant, from medieval Latin diamas, diamant-, variant of Latin adamans (see adamant).

Pronunciation:

diamond

/ˈdī(ə)mənd/