diamond

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di·a·mond

(dī′ə-mənd, dī′mənd)

1. An extremely hard, highly refractive crystalline form of carbon that is usually colorless and is used as a gemstone and in abrasives, cutting tools, and other applications.

2. A piece of jewelry containing such a gemstone.

3. A rhombus, particularly when oriented so that one diagonal extends from left to right and the other diagonal extends from top to bottom.

4. Games

a. A red, lozenge-shaped figure on certain playing cards.

b. A playing card with this figure.

c. diamonds(used with a sing. or pl. verb) The suit of cards represented by this figure.

5. Baseball

a. The infield.

b. The whole playing field.

adj.

Of or relating to a 60th or 75th anniversary.

tr.v. di·a·mond·ed, di·a·mond·ing, di·a·monds

To adorn with diamonds.

Idiom:

diamond in the rough

One having exceptionally good qualities or the potential for greatness but lacking polish and refinement.

[Middle English diamaunt, from Old French diamant, from Medieval Latin diamās, diamant-, alteration of Latin adamās; see adamant.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

diamond

(ˈdaɪəmənd)

1. (Minerals)

a. a colourless exceptionally hard mineral (but often tinted yellow, orange, blue, brown, or black by impurities), found in certain igneous rocks (esp the kimberlites of South Africa). It is used as a gemstone, as an abrasive, and on the working edges of cutting tools. Composition: carbon. Formula: C. Crystal structure: cubic

b. (as modifier): a diamond ring. diamantine

2. (Jewellery)

b. (as modifier): a diamond ring. diamantine

3. (Mathematics) geometry

a. a figure having four sides of equal length forming two acute angles and two obtuse angles; rhombus

b. (modifier) rhombic

4. (Card Games)

a. a red lozenge-shaped symbol on a playing card

b. a card with one or more of these symbols or (when plural) the suit of cards so marked

5. (Baseball) baseball

a. the whole playing field

b. the square formed by the four bases

6. (Printing, Lithography & Bookbinding) (formerly) a size of printer's type approximately equal to 4 point

7. (Minerals) black diamond a figurative name for coal

8. (Minerals) an unpolished diamond

9. a person of fine character who lacks refinement and polish

(Jewellery) (tr) to decorate with or as with diamonds

[C13: from Old French diamant, from Medieval Latin diamas, modification of Latin adamas the hardest iron or steel, diamond; see adamant]

ˈdiamond-ˌlike adj

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

dia•mond

(ˈdaɪ mənd, ˈdaɪ ə-)

n.

1. a pure or nearly pure, extremely hard form of carbon crystallized in the isometric system.

2. a piece of this substance.

3. a transparent, flawless or almost flawless piece of this mineral, esp. when cut and polished, valued as a precious gem.

4. a piece of jewelry containing a diamond.

5. a piece of this mineral used in a drill or cutting tool.

6. an equilateral quadrilateral, esp. as placed with its diagonals vertical and horizontal.

7. a red rhombus-shaped figure on a playing card.

8. a card bearing such figures.

9. diamonds, (used with a sing. or pl. v.) the suit so marked.

10.

a. the infield in baseball.

b. the entire playing field.

adj.

11. made of or set with diamonds.

12. having the shape of a diamond.

13. indicating the 60th or 75th event of a series, as a wedding anniversary.

v.t.

14. to adorn with or as if with diamonds.

Idioms:

diamond in the rough, a person or thing of inherent but uncultivated worth.

[1275–1325; < Old French]

Dia•mond

(ˈdaɪ mənd, ˈdaɪ ə-)

n.

di·a·mond

(dī′ə-mənd)

A form of pure carbon that occurs naturally as a clear crystal and is the hardest of all known minerals. It is used as a gemstone in its finer varieties. Poorly crystallized diamonds are used in abrasives and in industrial cutting tools. See Note at carbon.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

diamond

- Developed from adamant—the name of the hardest stone or mineral of ancient times—from Latin adamans, from Greek adamas, "invincible" (a-, "not," and daman, "to tame").

diamond

Past participle: diamonded
Gerund: diamonding

Imperative
diamond
diamond

Present
I diamond
you diamond
he/she/it diamonds
we diamond
you diamond
they diamond

Preterite
I diamonded
you diamonded
he/she/it diamonded
we diamonded
you diamonded
they diamonded

Present Continuous
I am diamonding
you are diamonding
he/she/it is diamonding
we are diamonding
you are diamonding
they are diamonding

Present Perfect
I have diamonded
you have diamonded
he/she/it has diamonded
we have diamonded
you have diamonded
they have diamonded

Past Continuous
I was diamonding
you were diamonding
he/she/it was diamonding
we were diamonding
you were diamonding
they were diamonding

Past Perfect
I had diamonded
you had diamonded
he/she/it had diamonded
we had diamonded
you had diamonded
they had diamonded

Future
I will diamond
you will diamond
he/she/it will diamond
we will diamond
you will diamond
they will diamond

Future Perfect
I will have diamonded
you will have diamonded
he/she/it will have diamonded
we will have diamonded
you will have diamonded
they will have diamonded

Future Continuous
I will be diamonding
you will be diamonding
he/she/it will be diamonding
we will be diamonding
you will be diamonding
they will be diamonding

Present Perfect Continuous
I have been diamonding
you have been diamonding
he/she/it has been diamonding
we have been diamonding
you have been diamonding
they have been diamonding

Future Perfect Continuous
I will have been diamonding
you will have been diamonding
he/she/it will have been diamonding
we will have been diamonding
you will have been diamonding
they will have been diamonding

Past Perfect Continuous
I had been diamonding
you had been diamonding
he/she/it had been diamonding
we had been diamonding
you had been diamonding
they had been diamonding

Conditional
I would diamond
you would diamond
he/she/it would diamond
we would diamond
you would diamond
they would diamond

Past Conditional
I would have diamonded
you would have diamonded
he/she/it would have diamonded
we would have diamonded
you would have diamonded
they would have diamonded

Collins English Verb Tables © HarperCollins Publishers 2011

diamond

Nickname for the infield.

ThesaurusAntonymsRelated WordsSynonymsLegend:

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Noun	1.	diamond - a transparent piece of diamond that has been cut and polished and is valued as a precious gem jewel, precious stone, gem - a precious or semiprecious stone incorporated into a piece of jewelry sparkler, ice - diamonds; "look at the ice on that dame!"
	2.	diamond - very hard native crystalline carbon valued as a gem adamant atomic number 6, carbon, C - an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds black diamond, carbonado - an inferior dark diamond used in industry for drilling and polishing transparent gem - a gemstone having the property of transmitting light without serious diffusion
	3.	diamond - a parallelogram with four equal sides; an oblique-angled equilateral parallelogram rhomb, rhombus parallelogram - a quadrilateral whose opposite sides are both parallel and equal in length
	4.	diamond - a playing card in the minor suit that has one or more red rhombuses on it; "he led a small diamond"; "diamonds were trumps" minor suit - ( bridge) a suit of inferior scoring value, either diamonds or clubs playing card - one of a pack of cards that are used to play card games
	5.	diamond - the area of a baseball field that is enclosed by 3 bases and home plate baseball diamond, infield baseball, baseball game - a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs; "he played baseball in high school"; "there was a baseball game on every empty lot"; "there was a desire for National League ball in the area"; "play ball!" ball field, baseball field, diamond - the baseball playing field bag, base - a place that the runner must touch before scoring; "he scrambled to get back to the bag" batter's box - an area on a baseball diamond (on either side of home plate) marked by lines within which the batter must stand when at bat mound, pitcher's mound, hill - (baseball) the slight elevation on which the pitcher stands short - the location on a baseball field where the shortstop is stationed parcel of land, piece of ground, piece of land, tract, parcel - an extended area of land
	6.	diamond - the baseball playing field ball field, baseball field ballpark, park - a facility in which ball games are played (especially baseball games); "take me out to the ballpark" baseball diamond, infield, diamond - the area of a baseball field that is enclosed by 3 bases and home plate box - any one of several designated areas on a ball field where the batter or catcher or coaches are positioned; "the umpire warned the batter to stay in the batter's box" outfield - the area of a baseball playing field beyond the lines connecting the bases athletic field, playing area, playing field, field - a piece of land prepared for playing a game; "the home crowd cheered when Princeton took the field" foul line - lines through 1st and 3rd base indicating the boundaries of a baseball field

diamond

noun

Related words
adjective diamantine

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

Translations

Spanish / Español

Select a language:

diamante rombo brillante

diamond

[ˈdaɪəmənd]

A. N

1. (= mineral) → diamante m; (= jewel) → brillante m, diamante m
diamond cut diamond → tal para cual

2. (= shape) → rombo m

3. (Cards) (= standard pack) → diamante m; (Spanish cards) → oro m diamonds (= suit) → diamantes mpl; (in Spanish pack) → oros mpl
the Queen of diamonds → la dama or reina de diamantes

4. (Baseball) → campo m de béisbol

B. CPD diamond jubilee N → sexagésimo aniversario m
diamond merchant N → comerciante mf en diamantes
diamond mine N → mina f de diamantes
diamond necklace N → collar m de diamantes
diamond ring N → anillo m de diamantes, sortija f de diamantes
diamond wedding (anniversary) N → bodas fpl de diamante

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

diamond

(ˈdaiəmənd) noun

1. a very hard, colourless precious stone. Her brooch had three diamonds in it; (also adjective) a diamond ring.diamante

2. a piece of diamond (often artificial) used as a tip on eg a record-player stylus. diamante

3. a kind of four-sided figure or shape; ♢. There was a pattern of red and yellow diamonds on the floor.rombo

4. one of the playing-cards of the suit diamonds, which have red symbols of this shape on them. diamante

ˈdiamonds noun plural

(sometimes treated as noun singular) one of the four card suits. the five of diamonds. diamantes

diamond

→ diamante , rombo

References in classic literature ?

A similar superstition was once prevalent, as I have heard, in ancient Greece and Rome; not applying, however (as in India), to a diamond devoted to the service of a god, but to a semi-transparent stone of the inferior order of gems, supposed to be affected by the lunar influences--the moon, in this latter case also, giving the name by which the stone is still known to collectors in our own time.

The adventures of the Yellow Diamond begin with the eleventh century of the Christian era.

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The King was delighted with the little creature and kept him always beside him, and he soon grew so fond of the little man that he gave him a diamond four times as big as himself.

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'Ah, well,' he said, 'that is where Solomon really had his mines, his diamond mines, I mean.'

"Well, I laughed at this story at the time, though it interested me, for the Diamond Fields were not discovered then, but poor Evans went off and was killed, and for twenty years I never thought any more of the matter.

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The fact is, he had given her a very small portion of the brilliants; a pretty diamond clasp, which confined a pearl necklace which she wore--and the Baronet had omitted to mention the circumstance to his lady.

Thus Rawdon knew nothing about the brilliant diamond ear-rings, or the superb brilliant ornament which decorated the fair bosom of his lady; but Lord Steyne, who was in his place at Court, as Lord of the Powder Closet, and one of the great dignitaries and illustrious defences of the throne of England, and came up with all his stars, garters, collars, and cordons, and paid particular attention to the little woman, knew whence the jewels came and who paid for them.

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"A rich Englishman," continued the abbe, "who had been his companion in misfortune, but had been released from prison during the second restoration, was possessed of a diamond of immense value; this jewel he bestowed on Dantes upon himself quitting the prison, as a mark of his gratitude for the kindness and brotherly care with which Dantes had nursed him in a severe illness he underwent during his confinement.

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Reuben Rosenthall had made his millions on the diamond fields of South Africa, and had come home to enjoy them according to his lights; how he went to work will scarcely be forgotten by any reader of the halfpenny evening papers, which revelled in endless anecdotes of his original indigence and present prodigality, varied with interesting particulars of the extraordinary establishment which the millionaire set up in St.

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On the altar, and beneath the portrait, was the casket containing the diamond studs.

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As I wandered about, seeking anxiously for some means of escaping from this trap, I observed that the ground was strewed with diamonds, some of them of an astonishing size.

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He examined the side on which the monogram appeared, inlaid with diamonds. An inscription was engraved beneath.

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