2in combination (in units of measurement) centi-
- ‘centistokes (cS)’
3c.Century or centuries.
- ‘a watch case, 19th c’
4also c.(preceding a date or amount) circa; approximately.
- ‘Isabella was born c. 1759’
5(of water) cold.
- ‘all cabins have h & c’
The speed of light in a vacuum.
- ‘E = mc²’
nounplural noun Cs, plural noun C's
1The third letter of the alphabet.
- 1.1Denoting the third in a set of items, categories, sizes, etc.
- 1.2Denoting the third of three or more hypothetical people or things.
- 1.3The third highest class of academic grades.
- ‘he scraped along with C's and D's in most subjects’
- 1.4Chess Denoting the third file from the left of a chessboard, as viewed from White's side of the board.
- 1.5The third fixed constant to appear in an algebraic expression, or a known constant.
- 1.6Denoting the lowest soil horizon, comprising parent materials.
2A shape like that of a letter C.
The first note of the diatonic scale of C major, the major scale having no sharps or flats.
- 3.1A key based on a scale with C as its keynote.
4The Roman numeral for 100.
Abbreviation of Latin centum ‘hundred’.
5(also C)A high-level computer programming language originally developed for implementing the UNIX operating system.
Formerly known as B, abbreviation of BCPL.
1(also C.)Cape (chiefly on maps)
- ‘C. Hatteras’
2Celsius or centigrade.
- ‘it was 29°C at noon’
- ‘© Oxford University Press’
2The chemical element carbon.
- the Big C
- ‘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.’
- ‘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?’
- ‘I should learn to shut up when someone brings up the Big C subject, instead of trying to change the world.’
- ‘So, with apologies to all, the need is to find an appropriately gruesome substitute for the Big C, one that gives offence to none.’
- ‘But as you read his first person account of his battle with the Big C, you begin to understand.’
- ‘It was not called by name, but was whispered as ‘the Big C,’ something that could attack any grown-up's body without warning.’
- ‘However, my best friend has the big C, yes, cancer.’