Dictionary.com Unabridged

Cd

Symbol, Chemistry.

cd

1.
candela; candelas.
2.
Also, cd. cord; cords.

C/D

Also, c/d.

C.D.

2.
Civil Defense.
3.
civil disobedience.
4.
Congressional District.

c.d.

cash discount.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To cd
Collins
World English Dictionary
cd1
 
abbreviation for
1.  cash discount
 
symbol for
2.  candela

cd2
 
the internet domain name for
Democratic Republic of Congo

Cd
 
abbreviation for
1.  (in Britain) command (paper)
 
the chemical symbol for
2.  cadmium

CD
 
abbreviation for
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

c/d
 
abbreviation for
carried down

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

CD
As an abbreviation of compact disc as a system of information storage, attested from 1979.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

cd abbr.
candela

Cd
The symbol for the element cadmium.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
Cd  
The symbol for cadmium.
cadmium   (kād'mē-əm)  Pronunciation Key 
Symbol Cd
A rare, soft, bluish-white metallic element that occurs mainly in zinc, copper, and lead ores. Cadmium is plated onto other metals and alloys to prevent corrosion, and it is used in rechargeable batteries and in nuclear control rods as a neutron absorber. Atomic number 48; atomic weight 112.41; melting point 320.9°C; boiling point 765°C; specific gravity 8.65; valence 2. See Periodic Table.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
FOLDOC
Computing Dictionary

CD definition


Compact Disc

cd definition


1. change directory.
2. The country code for the Democratic Republic of the Congo (formerly Zaire, zr).
(1999-01-27)
The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
Cite This Source
American Heritage
Abbreviations & Acronyms
cd
candela
Cd
cadmium
CD
  1. certificate of deposit

  2. cesarean delivery

  3. civil defense

  4. cluster of differentiation

  5. collision detection

  6. compact disc

  7. cycle day

c.d.
cash discount
C/D
  1. carried down

  2. certificate of deposit

The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Encyclopedia Britannica
Encyclopedia

cd

unit of luminous intensity in the International System of Units (SI), defined as the luminous intensity in a given direction of a source that emits monochromatic radiation of frequency 540 1012 hertz and has a radiant intensity in that same direction of 1683 watt per steradian (unit solid angle). The candela has replaced the standard candle or lamp as a unit of luminous intensity in calculations involving artificial lighting and is sometimes called the "new candle."

Learn more about cd with a free trial on Britannica.com.

Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
Cite This Source
Example sentences for cd
The original cast recording was released originally by rca records and later on cd.
Another popular savings method that ing direct offers is a certificate of deposit, or cd.
Software to view and perform simple edits to images is included on the cd.
Nearby Words
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT

;