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Synonyms

cd

1 American  
  1. candela; candelas.

  2. Also cd. cord; cords.


Cd 2 American  
Symbol, Chemistry.
  1. cadmium.


CD 3 American  

abbreviation

  1. certificate of deposit.

  2. Civil Defense.

  3. Community Development.

  4. compact disk.

  5. Biology, Ecology. conservation dependent.


C/D 4 American  
Or c/d

abbreviation

  1. certificate of deposit.


c.d. 5 American  

abbreviation

  1. cash discount.


C.D. 6 American  

abbreviation

  1. certificate of deposit.

  2. Civil Defense.

  3. civil disobedience.

  4. Congressional District.


CD 1 British  

abbreviation

  1. compact disc

  2. Civil Defence (Corps)

  3. Corps Diplomatique (Diplomatic Corps)

  4. Conference on Disarmament: a United Nations standing conference, held in Geneva, to negotiate a global ban on chemical weapons

  5. Also: C.D.. (in the US and Canada) certificate of deposit

"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

Cd 2 British  

abbreviation

  1. (in Britain) command (paper)

"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

symbol

  1. cadmium

"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
cd 3 British  

abbreviation

  1. cash discount

"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

symbol

  1. candela

"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
cd 4 British  

abbreviation

  1. Democratic Republic of Congo

"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

c/d 5 British  

abbreviation

  1. carried down

"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

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:

“Instead he was released 6 yrs later without Parole Board assessment. How cd this be allowed to happen?” asked Cooper.

From The Guardian ● Nov. 30, 2019

Algeria Attack Poses a Dilemma for Western Oil Companies Israel election suspense centers on Likud's coalition partners - http://t.co/ZRZgCfBN via http://t.co/f4EKNWCI @JakartaJason Baru beli cd baru dari Auman di @aparatmati Lawless.

From Time ● Jan. 21, 2013

I cd feel the change as they dripped in.

From New York Times ● Dec. 30, 2010

They called the police on me It's legal and I just bring the cd down to the police station and There's the proof on video with sound!

From Salon ● May 27, 2010

You know what that does to the coil cd.

From Letters of a Radio-Engineer to His Son by John Mills

As much as I honor the Sportback’s super-clean aero efficiency of 0.24 Cd, this presentation comes dangerously close to chintzy.

From The Wall Street Journal ● Nov. 24, 2025

A bird flies in front of the Cd Projekt logo at its headquarters in Warsaw, Poland January 21, 2020.

From Reuters ● Jul. 21, 2021

Metals that crystallize in an HCP structure include Cd, Co, Li, Mg, Na, and Zn, and metals that crystallize in a CCP structure include Ag, Al, Ca, Cu, Ni, Pb, and Pt.

From Textbooks ● Feb. 14, 2019

Which of the following atoms would be expected to form negative ions in binary ionic compounds and which would be expected to form positive ions: Br, Ca, Na, N, F, Al, Sn, S, Cd?

From Textbooks ● Feb. 14, 2019

Thus C stands for carbon, Cl for chlorine, Cd for cadmium, Ce for cerium, Cb for columbium.

From An Elementary Study of Chemistry by William McPherson

“Unfortunately, inflation hasn’t been cooperative when it comes to passive savers and their returns,” said Mary Grace Roske, head of communications at CD Valet, a website to shop for bank certificates of deposit.

From MarketWatch ● Sep. 14, 2026

"For the first time, we observed that IBD patients and healthy controls were eating similar amounts of plant-based foods yet CD patients still had more oxalate in their stool," said Dr. Salvador.

From Science Daily ● Sep. 13, 2026

When CD Projekt Red announced it was making a new expansion for the hugely popular action-role playing game The Witcher 3, it came as a shock.

From BBC ● Aug. 29, 2026

What’s paying full price for an Ugly Kid Joe CD you never wanted compared to all that?

From Salon ● Aug. 21, 2026

Who else would invite a guy over to hear his new CD of Mozart’s Prague Symphony and let him listen without having to pretend that he likes it or pretend that he doesn’t?

From "Silent To The Bone" by E.L. Konigsburg

Airports authority officials also are eyeing the eventual replacement of the C/D concourse, built in 1985 as a temporary structure that serves United Airlines.

From Washington Post ● Nov. 22, 2022

Washington State’s varsity four won its repechage heat to move on to the A/B semifinals, while the varsity eight and second varsity eight moved on to their respective C/D semifinals.

From Seattle Times ● May 25, 2018

As a result, I went from a C/D student to a straight A student.

From Scientific American ● Sep. 9, 2013

Senator John Cornyn has proposed mandating the sale of at least 66 new F-16 C/D fighters to Taiwan as an amendment to legislation now being considered on the Senate floor.

From Reuters ● Sep. 21, 2011

Taiwan’s request for new F-16 C/D fighters has been pending since 2006, and upgrades of F-16 A/Bs are on hold.

From BusinessWeek ● May 13, 2011

All these things add to the general interest, and to acquire interest in one way or another is the mission of the c.d.

From Remarks by Bill Nye

He’s now a senior fellow at one of Canada’s leading policy think tanks, the C.D.

From MarketWatch ● Jan. 7, 2026

The last major project developed by lumberman and real estate entrepreneur C.D.

From Seattle Times ● Sep. 8, 2023

The bank said C.D. rates may vary by location.

From New York Times ● Apr. 21, 2023

To get a C.D. rate of 5 percent or even more, you’ll generally have to tie up your funds for around a year.

From New York Times ● Apr. 21, 2023

The Italian, C.D., is a painter, a sculptor, a musician, or an employé; and there is scarcely to be found an idle man among the twenty thousand of his fellow-countrymen, who inhabit the metropolis.

From Servia, Youngest Member of the European Family or, A Residence in Belgrade and Travels in the Highlands and Woodlands of the Interior, during the years 1843 and 1844. by Andrew Archibald Paton

It easily follows that the continued fraction is incommensurable if a/b, c/d, etc., being at first greater than unity, become and continue less than unity after some one point.

From A Budget of Paradoxes, Volume II by David Eugene Smith

We say that we may substitute for the older form of proportion, namely, a : b = c : d, the fractional form a/b = c/d.

From The Teaching of Geometry by David Eugene Smith

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