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Cid

[sid; Spanish theed]
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noun
  1. The,El Cid CampeadorRodrigo Díaz de Bivar, c1040–99, Spanish soldier: hero of the wars against the Moors.
  2. (italics) Le. Le Cid.
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Le Cid

[French luh seed]
noun
  1. a drama (1636) by Corneille.
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c.i.d.

or cid, CID

Automotive.
  1. cubic-inch displacement: the displacement of an engine measured in cubic inches: My old car had a 302 c.i.d. engine.
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C.I.D.

  1. Criminal Investigation Department of Scotland Yard.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for cid

Cid

noun
  1. El or the. original name Rodrigo Diaz de Vivar. ?1043–99, Spanish soldier and hero of the wars against the Moors
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CID

abbreviation for
  1. (in Britain) Criminal Investigation Department; the detective division of a police force
  2. cruel, inhumane, and degrading: denoting the brutal and demeaning treatment of prisoners
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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

Word Origin and History for cid

Cid

1680s, from Spanish cid "chief, commander," from Arabic sayyid "lord." A title given in Spanish literature to Castilian nobleman and warlord Ruy Diaz, Count of Bivar (c.1040-1099).

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Online Etymology Dictionary, © 2010 Douglas Harper