C![]() Meanings for C\n* In baseball, C is the abbreviation for the position of catcher.\n* In biochemistry, C is the symbol for cysteine and cytosine.\n* In business, C is a "creation" initial. It is used for the company name etc. in many Japanese companies.\n* In chemistry, C is the symbol for carbon.\n* In communication, c is an abbreviation for the word "see" in SMS or instant message.\n* In computing, C denotes the C programming language. Several of its derivatives have names including the letter C, for example C++, Objective-C, and C#.\n* In currency, c with a vertical bar through it (¢), is the symbol for cent.\n* In education, C is an average grade.\n* In electrical engineering,\n** C is the control grid bias power supply (originally a battery) of vacuum tube circuitry.\n** C is the variable for capacitance.\n** C is a standard size of dry-cell battery.\n* In financial securities, C is the stock symbol for Citigroup.\n* In geometry, c is the length of a hypotenuse on a right-angled triangle when using the formula a² + b² = c².\n* In history, c is an abbreviation for circa. When used with years, it means about (e.g., "c. 1500" means around the year 1500).\n* In international licence plate codes, C stands for Cuba.\n* In mathematics, \n** C is often used as a digit meaning twelve in hexadecimal and other positional numeral systems with a radix of 13 or greater.\n** Blackboard bold denotes the set of complex numbers\n** C with indices denotes the number of combinations, a binomial coefficient.\n* In the Metric system, \n** c, centi, is an SI prefix meaning 1/100.\n** C is the symbol for coulomb, the SI derived unit for electric charge.\n** °C is the symbol for degrees Celsius.\n* In music, C is a note; see also Middle C\n* In nutrition, C is a vitamin; see Vitamin C\n* In physics, c is the speed of light.\n* In publishing, c with an enclosing circle, ©, denotes copyright\n* In rail transport, C is the UIC classification for the railroad locomotive wheel arrangement known as 0-6-0 in the Whyte notation; a locomotive with three powered axles (and thus six wheels) in which the axles are linked by gearing or side rods.\n* In Roman numerals, C denotes one hundred (centum in Latin). See also: Ç, Ĉ, ¢ Two-letter combinations starting with C:\n*ca cb cc cd ce cf cg ch ci cj ck cl cm cn co cp cq cr cs ct cu cv cw cx cy cz \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n |
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"In science one tries to tell people, in such a way as to be understood by everyone, something that no one ever knew before. But in poetry, it's the exact opposite." - Paul Dirac (1902-1984) |

