C13 or C-13 may refer to:
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French Defence
The French Defence is a chess opening characterised by the moves:
:1. e4 e6
This is most commonly followed by 2.d4 d5. Black usually plays ...c5 soon after, attacking White's and gaining on the . The French has a reputation for solidity ...
, Encyclopaedia of Chess Openings code
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C13 White Lead (Painting) Convention, 1921
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C13 grenade, the Canadian Forces designation for a M67 grenade
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Autovia C-13, a highway in Catalonia in Spain
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Caterpillar C13 Engine, an engine by Caterpillar Inc.
* , a 1906 British C-class submarine
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IEC 60320 C13, a polarised, three pole plug used in electric power cables
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LNER Class C13, a 4-4-2T steam locomotive class of 1907, built for suburban passenger services around London
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OTO Melara C13
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Sauber C13, a 1994 racing car
* Caldwell 13 (
NGC 457, the Owl Cluster or ET Cluster), an open star cluster in the constellation Cassiopeia
* The
13th century
The 13th century was the century which lasted from January 1, 1201 (represented by the Roman numerals MCCI) through December 31, 1300 (MCCC) in accordance with the Julian calendar.
The Mongol Empire was founded by Genghis Khan, which stretched ...
* in
music
Music is the arrangement of sound to create some combination of Musical form, form, harmony, melody, rhythm, or otherwise Musical expression, expressive content. Music is generally agreed to be a cultural universal that is present in all hum ...
, a chord with the structure 1 - 3 - 5 - b7 - 9 - 13
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Carbon-13
Carbon-13 (13C) is a natural, stable isotope of carbon with a nucleus containing six protons and seven neutrons. As one of the environmental isotopes, it makes up about 1.1% of all natural carbon on Earth.
Detection by mass spectrometry
A m ...
, a natural stable isotope of carbon
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Malignant neoplasm of hypopharynx ICD-10 code
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C13/C14 Coupler, a class of cable connector used by most
desktop computer
A desktop computer, often abbreviated as desktop, is a personal computer designed for regular use at a stationary location on or near a desk (as opposed to a portable computer) due to its size and power requirements. The most common configuratio ...
s
{{Letter-Number Combination Disambiguation