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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

If someone gave me a country music cd, I would be right to give it to one of my country music loving friends.

From New York Times ● Dec. 15, 2017

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

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

Now the condenser discharges, sending electrons through the coil cd and making the grid less positive until finally it is at zero potential, that is neither positive nor negative.

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

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

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

Whence one sees that if the ray rC is inclined equally with RC, the line Cd will necessarily be equal to CD, because Ck is equal to CK, and Cg to CG.

From Treatise on Light by Christiaan Huygens

WSJ | Buy Side: Some of the best CD rates we found offer APYs exceeding 4.00% APY, depending on how long you agree to leave your money on deposit.

From The Wall Street Journal ● Oct. 11, 2026

The Beatles’ “Rubber Soul” has gotten the special deluxe treatment, with a bevy of new editions on CD, vinyl and Blu-ray and a museum show’s worth of expertly curated material released Friday.

From Los Angeles Times ● Oct. 6, 2026

CD Eldense, in the second division, announced Messi as its new owner on 1 October, subject to authorisation from the Spanish sports council, the CSD.

From BBC ● Oct. 6, 2026

The spread between median 6-month CD rates and inflation rates narrowed from last September to this month, CD Valet data showed.

From MarketWatch ● Sep. 14, 2026

The CD player cli-clicks and changes discs: Tchaikovsky, Swan Lake.

From "Wintergirls" by Laurie Halse Anderson

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

The commission, in its draft, recommended Congress enact legislation requiring the administration to accept a formal Taiwan request for 66 new late-model Lockheed Martin F-16 C/D fighter aircraft, a potential $8.2 billion deal.

From Reuters ● Nov. 4, 2011

Under the agreement, Taiwan’s A/B versions of the F-16 will be overhauled and given most of the capabilities of more advanced C/D models of the plane, including all-weather navigation and offensive firepower.

From BusinessWeek ● Oct. 12, 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

Increasingly, Mr. Shear is turning his philanthropy toward his personal passions — he endowed an annual prize, the C.D.

From New York Times ● Apr. 27, 2023

Chase has a three-month C.D. with rates from 2 percent to 4 percent for customers with Chase checking accounts, depending on the size of the deposit; the top rate requires a minimum deposit of $100,000.

From New York Times ● Apr. 21, 2023

Another very interesting character of the navy during this period was Mr. C.D.

From Kelly Miller's History of the World War for Human Rights by Kelly Miller

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

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

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