Main definitions of c in English

: c1C2C3



  • 1Cricket
    (on scorecards) caught by.

    ‘ME Waugh c Lara b Walsh 19’
  • 2Cent(s)

    ‘they cost 25c each’
  • 3in combination (in units of measurement) centi-

    ‘centistokes (cS)’
  • 4Century or centuries.

    ‘a watch case, 19th c’
  • 5(preceding a date or amount) circa; approximately.

    ‘Isabella was born c.1759’
  • 6(of water) cold.

    ‘all bedrooms have h & c’
  • 7Colt.

  • The speed of light in a vacuum.

    ‘E = mc²’

Main definitions of c in English

: c1C2C3



  • 1Cape.

    ‘C. Hatteras’
  • 2Celsius or centigrade.

  • 3(in names of sports clubs) City.

    ‘Lincoln C’
  • 4"C."British Command Paper (second series, 1870–99).

  • 5(in Britain) Conservative.

    ‘Sir Nicholas Fairbairn (C, Perth & Kinross)’
  • 6Copyright.

    ‘© Oxford University Press’
  • 7Physics

  • 8Cuba (international vehicle registration).

  • 1Physics

  • 2The chemical element carbon.


  • the Big C

    • informal Cancer.

      ‘I decided I was going to beat this monster, the Big C’
      • ‘I'm very conscious that the Big C runs in my family, so have been interested in hearing from people who didn't take conventional cancer treatments, but instead, changed their lifestyle and nutrition.’
      • ‘But as you read his first person account of his battle with the Big C, you begin to understand.’
      • ‘Was it the Big C, or just a concentrated bit of fat?’
      • ‘It was not called by name, but was whispered as ‘the Big C,’ something that could attack any grown-up's body without warning.’
      • ‘I suppose the warning signs were out when Steve was diagnosed with the Big C, but he's beat a number of other physical close calls with the Grim Reaper.’
      • ‘Is it any wonder that what has been labelled at The Big C - some cannot even say the name - has become the topic of conversation to be generally avoided?’
      • ‘However, my best friend has the big C, yes, cancer.’
      • ‘So, with apologies to all, the need is to find an appropriately gruesome substitute for the Big C, one that gives offence to none.’
      • ‘If the Big C is inside any one of these boobs, it would be entirely my fault wouldn't it?’
      • ‘I should learn to shut up when someone brings up the Big C subject, instead of trying to change the world.’




Main definitions of c in English

: c1C2C3


(also c)


  • 1The third letter of the alphabet.

    1. 1.1 Denoting the third in a set of items, categories, sizes, etc.
    2. 1.2 Denoting the third of three or more hypothetical people or things.
    3. 1.3 The third-highest class of academic mark.
      ‘he scraped along with C's and D's in most subjects’
    4. 1.4 Denoting an intermediate socio-economic category for marketing purposes, including the majority of white-collar (C1) and skilled blue-collar personnel (C2).
    5. 1.5Chess Denoting the third file from the left of a chessboard, as viewed from White's side of the board.
    6. 1.6 The third fixed constant to appear in an algebraic expression, or a known constant.
    7. 1.7 Denoting the lowest soil horizon, comprising parent materials.
  • 2A shape like that of a letter C.

    in combination ‘C-springs’
  • 3Music
    The first note of the diatonic scale of C major, the major scale having no sharps or flats.

    1. 3.1 A key based on a scale with C as its keynote.
  • 4The Roman numeral for 100.

  • 5mass noun A computer programming language originally developed for implementing the Unix operating system.