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mc

  1. megacycle.
  2. meter-candle.
  3. millicurie; millicuries.
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Mc

  1. megacurie; megacuries.
  2. megacycle.
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MC

  1. Marine Corps.
  2. master of ceremonies.
  3. Medical Corps.
  4. Member of Congress.
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mC

  1. millicoulomb; millicoulombs.
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Mac-

  1. a prefix found in many family names of Irish or Scottish Gaelic origin, as MacBride and Macdonald.
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Also Mc- Mc-, M'-.

Origin of Mac-

< Irish, Scots Gaelic mac son, Old Irish macc; akin to Welsh, Cornish mab

Mc-1

  1. a combining form, used especially to form nonce words, with the meaning “generic; homogenized”: McSchools that offer no individual attention; reading McNews instead of a serious newspaper.
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Origin of Mc-1

<Mc(Donald's), chain of fast-food restaurants

Mc-2

  1. variant of Mac-.
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Also Mc-.

M.C.

  1. Master Commandant.
  2. master of ceremonies.
  3. Medical Corps.
  4. Member of Congress.
  5. Member of Council.
  6. British. Military Cross.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

moderatorringmasteremceehostmarshalMCcomperetoastmaster

Examples from the Web for mc

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British Dictionary definitions for mc

mc

the internet domain name for
  1. Monaco
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MC

abbreviation for
  1. Master of Ceremonies
  2. astrology Medium Coeli
  3. (in the US) Member of Congress
  4. (in Britain) Military Cross
  5. Monaco (international car registration)
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Word Origin

(sense 2) Latin: Midheaven.

Mc-

prefix
  1. a variant of Mac-
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usage

For names beginning with this prefix, see under Mac-

Mac-

Mc- or M'-

prefix
  1. (in surnames of Scottish or Irish Gaelic origin) son ofMacDonald; MacNeice
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Word Origin

from Goidelic mac son of; compare Welsh mab, Cornish mab
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 mc

Mac-

common element in Scottish and Irish names, from Old Celtic *makko-s "son." Cognate root *makwos "son" produced Old Welsh map, Welsh mab, ap "son;" also probably cognate with Old English mago "son, attendant, servant," Old Norse mögr "son," Gothic magus "boy, servant," Old English mægð "maid" (see maiden).

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Online Etymology Dictionary, © 2010 Douglas Harper

mc in Medicine

MC

abbr.
  1. Magister Chirurgiae (Master of Surgery)
  2. Medical Corps
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.