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Showing results for "'d"
  • a variation of 2H.
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  • 'd
    'd
    contraction of had:
  • D
    D
    noun
    the fourth letter of the English alphabet, a consonant.
  • D-
    D-
    (of a molecule) having a configuration resembling the dextrorotatory isomer of glyceraldehyde: always printed as a small capital, roman character.
  • d'
    d'
    preposition
    de (used in French names as an elided form ofde ).
  • d-
    d-
    dextrorotatory; dextro- (distinguished from l-).
  • d.
    d.
    abbreviation
    (in prescriptions) give.
  • D.
    D.
    abbreviation
    day.
  • d
    d
    symbol
    physics density or relative density

'd

1 American  
  1. contraction of had:

    I was glad they'd gone.

  2. contraction of did:

    Where'd they go?

  3. contraction of should or would:

    He'd like to go. I'd like to remind you of your promise.

  4. contraction of -ed:

    She OK'd the plan.


D 2 American  
[dee] / di /
Or d

noun

  • D's,
    plural
  • Ds,
    plural
  • d's,
    plural
  • ds
    plural
  1. the fourth letter of the English alphabet, a consonant.

  2. any spoken sound represented by the letter D or d, as in dog, ladder, ladle, or pulled.

  3. something having the shape of a D .

  4. a written or printed representation of the letter D or d.

  5. a device, as a printer's type, for reproducing the letter D or d.


D 3 American  

abbreviation

  1. Electricity. debye; debyes.

  2. deep.

  3. depth.

  4. Optics. diopter.

  5. divorced.

  6. Dutch.


D 4 American  
Symbol.
  1. the fourth in order or in a series.

  2. (sometimes lowercase) (in some grading systems) a grade or mark, as in school or college, indicating the quality of a student's work as poor or barely passing.

  3. (sometimes lowercase) a classification, rating, or the like, indicating poor quality.

  4. Music.

    1. the second tone in the scale of C major, or the fourth tone in the relative minor scale, A minor.

    2. a string, key, or pipe tuned to this tone.

    3. a written or printed note representing this tone.

    4. (in the fixed system of solmization) the second tone of the scale of C major, called re.

    5. the tonality having D as the tonic note.

  5. (sometimes lowercase) the Roman numeral for 500.

  6. Chemistry. deuterium. Also 2H

  7. Electricity.

    1. electric displacement.

    2. a battery size for 1.5 volt dry cells: diameter, 1.3 inches (3.3 centimeters); length, 2.4 inches (6 centimeters).

  8. Biochemistry. aspartic acid.

  9. a symbol for a shoe width size narrower than E and wider than C.

  10. a proportional brassiere cup size larger than C.


D- 5 American  
  1. Symbol, Biochemistry. (of a molecule) having a configuration resembling the dextrorotatory isomer of glyceraldehyde: always printed as a small capital, roman character.


d' 6 American  

preposition

  1. de (used in French names as an elided form ofde ).

    Charles Louis d'Albert.

  2. di (used in Italian names as an elided form ofdi ).

    Gabriele d'Annunzio.


d' 7 American  
  1. Informal. contraction of do or did before you:

    How d'you like your eggs cooked? D'you go to the movies last night?


d- 8 American  
Symbol, Chemistry, Biochemistry.
  1. dextrorotatory; dextro- (distinguished from l-).


d. 9 American  

abbreviation

  1. (in prescriptions) give.


d. 10 American  

abbreviation

  1. British. pence.


d. 11 American  

abbreviation

  1. date.

  2. daughter.

  3. day.

  4. deceased.

  5. deep.

  6. degree.

  7. delete.

  8. Physics. density.

  9. depth.

  10. deputy.

  11. dialect.

  12. dialectal.

  13. diameter.

  14. died.

  15. dime.

  16. dividend.

  17. dollar; dollars.

  18. dose.

  19. drachma.


D. 12 American  

abbreviation

  1. day.

  2. December.

  3. Democrat.

  4. Democratic.

  5. Physics. density.

  6. Deus.

  7. Deuteronomy.

  8. Doctor.

  9. dose.

  10. Dutch.


D. 1 British  

abbreviation

  1. politics Democrat(ic)

  2. government Department

  3. dinar(s)

  4. Don (a Spanish title)

  5. Duchess

  6. Duke

  7. (in the US and Canada) Doctor

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

D 2 British  

symbol

  1. music

    1. a note having a frequency of 293.66 hertz ( D above middle C ) or this value multiplied or divided by any power of 2; the second note of the scale of C major

    2. a key, string, or pipe producing this note

    3. the major or minor key having this note as its tonic

  2. chem deuterium

  3. maths the first derivative of a function, as in D( x ³ + x ²) = 3 x ² + 2 x

  4. physics

    1. dispersion

    2. electric displacement

  5. aeronautics drag

    1. a semiskilled or unskilled manual worker, or a trainee or apprentice to a skilled worker

    2. ( as modifier ) See also occupation groupings

      D worker

  6. 500 See Roman numerals

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

abbreviation

  1. Germany (international car registration)

    1. informal defence

      I'm playing D in the match this afternoon

    2. informal defensive play

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
'd 3 British  

contraction

  1. would or had

    I'd

    you'd

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

d 4 British  

symbol

  1. physics density or relative density

  2. maths a small increment in a given variable or function: used to indicate a derivative of one variable with respect to another, as in d y /d x

  3. chess See algebraic notation

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

d 5 British  
/ diː /

noun

  1. the fourth letter and third consonant of the modern English alphabet

  2. a speech sound represented by this letter, usually a voiced alveolar stop, as in dagger

  3. the semicircle on a billiards table having a radius of 11 1/ 2 inches and its straight edge in the middle of the baulk line

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

D 6 British  

abbreviation

  1. Deutsch: indicating the serial number in the catalogue (1951) of the musical compositions of Schubert made by Otto Deutsch (1883–1967)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

d. 7 British  

abbreviation

  1. (in animal pedigrees) dam

  2. daughter

  3. currency penny or pennies

  4. diameter

  5. died

  6. dinar(s)

  7. dollar(s)

  8. drachma(s)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

d Scientific  
  1. Abbreviation of diameter


Other Word Forms

Noun Inflected Forms

Etymology

Origin of d.9

From the Latin word

Origin of d.10

From the Latin word denāriī

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“If they had said, ‘We’re going to do this for another 20 years,’ I ‘d have been on board in a heartbeat.”

From Los Angeles Times May 27, 2026

But still, one by one, we ’d all burned out.

From Salon May 7, 2024

“The idea is that we ’d have a whole soup-to-nuts operation in the state and incorporate lessons learned from these different projects,” Hurteau says.

From Scientific American Aug. 5, 2021

“Why, this diggin’ ’d make it look like thirty cents.

From Slate Nov. 25, 2018

“Oh, Lucy, how I wish you’d been spared from seeing ...” I nodded, not wanting to think or talk about what I 'd seen.

From "The Red Umbrella" by Christina Gonzalez

That’s when insurance carriers offering Part D coverage start announcing their rates for next year, ahead of the open enrollment window to sign up for coverage.

From Los Angeles Times Aug. 4, 2026

This could increase Part D premiums substantially for many of the 23 million Americans enrolled in Part D — even doubling the monthly cost for 11 million or more.

From Los Angeles Times Aug. 4, 2026

About 25 million people have standalone Medicare Part D plans, while about 31 million had their drug plan bundled inside a Medicare Advantage plan, according to health research and policy group KFF.

From MarketWatch Jul. 29, 2026

He said the subsidies weren’t needed, and other policies that help hold down Part D costs also remain in place.

From The Wall Street Journal Jul. 28, 2026

Uncle D sat between Cecile and Ma Charles, and Ma Charles and Miss Trotter sat together and allowed no one between them at the table.

From "Gone Crazy in Alabama" by Rita Williams-Garcia

In their most recent assessment, for example, transit scored a D- and hazardous waste a D+.

From National Geographic Jul. 17, 2023

Catherine Porter, based in Paris, spent three days traveling across the D- Day landing sites in northern France to report this story.

From New York Times Jun. 6, 2023

CBS Sports graded the trade a D- for the Wizards.

From Washington Times Jan. 24, 2023

Louisiana’s drinking water infrastructure limps in with a D-.

From Washington Post Jun. 16, 2021

One shall be Duke of D-, though he has not a foot of land in Dorsetshire; and another is Earl of a village, though he scarce knows where it is situated. 

From Letters on England by Voltaire

In the A.I. age, Maggie Hennessy asserts, sparring with a grouchy maître d’ over the phone is part of what makes dining out great.

From Slate Jul. 24, 2026

The maître d’ was so rude and they called security on us,” says Bernad.

From Los Angeles Times Apr. 27, 2026

“They’re like a private maitre d’ now,” said Nicky Haslam, 84, the English interior designer and social fixture.

From Seattle Times May 16, 2024

“A lot of times, you won’t even see the dog” until you seat the owners, said Ally Gallegos, a former maître d’ at an upscale neighborhood restaurant in the West Village.

From New York Times May 16, 2024

The maitre d’ pulled sacks of potatoes and onions out of the service elevator and climbed in himself.

From "The Ear, the Eye, and the Arm" by Nancy Farmer

Ke5, Muzychuk can’t hold back both the d- and g-pawns indefinitely and resigned.

From Washington Times Dec. 27, 2022

Both the d- and f-block elements react with nonmetals to form binary compounds; heating is often required.

From Textbooks Feb. 14, 2019

They're called d- and l-isomers—d for dextro, l for levo; right and left, you see.

From A Feast of Demons by Samachson, Joseph

New Designs University Park, 16-25, 25-22, 25-21, 22-25, 15-13 Jordan d. 25-23, 25-19, 25-10 Westchester d.

From Los Angeles Times Oct. 31, 2024

But just as bell hooks, the feminist writer, and k. d. lang, the singer-songwriter, often see their names appear with unwanted capital letters, lowercase compositions are often capitalized on their way to publication.

From New York Times Mar. 17, 2017

From part d. we see that receiving $1 million dollars per year indefinitely is worth $20 million dollars in today’s dollars.

From Textbooks Mar. 30, 2016

Use your answers to parts a. and d. to determine which of the three options is best.

From Textbooks Mar. 30, 2016

Louisa, only dau. of her father, Edward Byam, d. unm. at Kensington, in 1835.

From Antigua and the Antiguans, Volume II (of 2) A full account of the colony and its inhabitants from the time of the Caribs to the present day by Anonymous

During the Great Depression, President Franklin D. Roosevelt proposed social insurance as a new approach to economic security.

From MarketWatch Aug. 3, 2026

Wood was born March 4, 1938, in Philadelphia, the son of Margaretta and Richard D. Wood.

From The Wall Street Journal Jul. 31, 2026

Sturgis, Rogers and Ames were all in Fields’ Echo Theater Company production of Samuel D. Hunter’s “Clarkston,” a more scrupulously observed relationship drama with its own share of surprising turns.

From Los Angeles Times Jul. 21, 2026

I’ve always understood Max Cady to be a poisonous extension of the male ego, dating back to “The Executioners,” John D. MacDonald’s 1957 book that started it all.

From Salon Jul. 17, 2026

All I could think of was if we’d netted a spy like this, Franklin D. Roosevelt would have thrown him back.

From "Jacob Have I Loved" by Katherine Paterson

KKR’s fee-related earnings jumped 37% from a year ago, and the firm raise d more than $34 billion.

From The Wall Street Journal Jul. 30, 2026

Beta Pictoris d is the first directly imaged planet discovered primarily through moderate resolution spectroscopy.

From Science Daily Jul. 23, 2026

The presence of Beta Pictoris d could also help astronomers understand the unusual appearance of the system's debris disk.

From Science Daily Jul. 23, 2026

Newport Harbor, 25-16, 25-17, 25-22 Redondo Union d.

From Los Angeles Times May 5, 2026

“In case d’tempis’ reach dis high, lock your arms ovah d rope an’ hang on, Phill-eep.”

From "The Cay" by Theodore Taylor

What drives customers to storage, Dietz says are the four D’s: downsizing, decluttering, divorce and death.

From The Wall Street Journal Apr. 15, 2026

Because inflammation can accelerate telomere damage, vitamin D's anti-inflammatory properties may help explain its apparent protective effects.

From Science Daily Oct. 22, 2025

When he first heard Public Enemy in sixth or seventh-grade, Chuck D’s voice sounded invincible, like he could take on the world alone.

From Los Angeles Times Sep. 9, 2024

If you're a big Mickey D's fan, then you might be thrilled about this news.

From Salon Dec. 4, 2023

With Uncle D’s help, he’d nearly built it from scratch.

From "P.S. Be Eleven" by Rita Williams-Garcia

Only eight banks got Bs, while the majority got Cs; 36 got Ds.

From MarketWatch Feb. 27, 2026

The words are thought to reference the "three Ds of insurance" - tactics used by companies to reject payment claims from customers.

From BBC Feb. 6, 2026

The same four Ds applied: death, divorce, dislocation, and disaster/downsizing.

From Slate Aug. 5, 2024

Her grades fell to Ds, and she thought, “College just may not be for me.”

From Los Angeles Times Oct. 10, 2023

Disappointed with Ds, pleasantly satisfied with Cs, and celebratory about a B, I allowed my standards at school to become pathetic.

From "The Other Wes Moore: One Name, Two Fates" by Wes Moore

The researchers intend to continue examining Webb's observations to refine their estimates of Beta Pictoris d's temperature, atmospheric composition, and orbit.

From Science Daily Jul. 23, 2026

A small illustration of the eponymous rat hangs in the restaurant, signed by director Brad Bird, who spent days sketching the dining room, capturing the lamps, cheese trolley and maitre d's outfit.

From BBC Jan. 29, 2024

Chrostowski has changed out of his jogging gear into the maitre d’s dark suit and bow-tie.

From The Guardian Nov. 26, 2019

Dinner maitre d’s are gently professional, warm and welcoming.

From Washington Times Jul. 17, 2018

Cologne made me think of voice coaches, of maitre d’s, of old men and their unwanted embraces.

From "Middlesex: A Novel" by Jeffrey Eugenides

The Cyclones closed the third quarter with a pair of 3-pointers, the second by Ryan in the closing secon ds, that put ISU on top 49-47.

From Seattle Times Jan. 18, 2023

Senior forward Oscar ds Silva has played well all season and was named the Pac-12 player of the week after averaging 19.8 points and 11 rebounds in three games last week.

From Washington Times Jan. 13, 2021

The number of ds that were added to is one less than the number of the term.

From Textbooks Sep. 23, 2020

As a result, we would incorrectly conclude that ds = 0.

From Textbooks Mar. 30, 2016

Bo, Bristles surrounding the mouth. ds, Dorsal bristles. hCi, Posterior lateral cilia.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" by Various

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