'CID' may refer to:
In 'criminal investigation':
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Criminal Investigation Department, the branch of all British Police and many other Commonwealth police forces to which plain clothes detectives belong
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Criminal Investigation Division, a United States federal law enforcement agency
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In 'media':
★ ''
C.I.D. (film)'', a 1956 Indian Hindi film
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"C.I.D.", an Indian television serial about a team of detectives belonging to the Crime Investigation Division of Mumbai Police
In 'technology':
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CID, Charge Injection Device (CIDTEC) Technologies is a silicon based solid state imaging sensor with electronic pixels to capture images, converting light into an electronic charge which is directly displayed on a monitor or captured digitally on computer. The CID is capable of randomly accessing individual pixels and can be read non-destructively to improve signal quality and adaptively set exposure. CID imagers are inherently anti-blooming, have resistance to radiation, and are responsive from 190nm to 1100nm.
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C.I.D.+, a certification for printed circuit-board designers
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Caller ID, a telephone intelligent network service that transmits the caller's telephone number to the called party's telephone equipment during the ringing signal
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Card Identification Number, a security-feature on American Express credit cards
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Collision-induced dissociation, a mechanism in mass spectrometry by which to fragment molecular ions in the gas phase
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Combat Identification, the process of attaining an accurate characterization of detected objects in the joint battlespace to the extent that high confidence and timely application of military options and weapons resources can occur
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Controlled Impact Demonstration, a joint project between NASA's Dryden Flight Research Center and the Federal Aviation Administration
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Cubic inch displacement, a measurement in internal combustion engines
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University of Colombo, Centre for Instrument Development, an organization within the Department of Physics, University of Colombo, Sri Lanka
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Content-Id Used as a source identifier for linked images in multipart e-mails.
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CID fonts, a form of Type 1, PostScript font
In 'other fields':
★ The IATA code for
The Eastern Iowa Airport in
Cedar Rapids, Iowa.
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Central Institute for the Deaf, a school for the deaf that teaches students using the oralism approach to education
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Committee of Imperial Defence, an important part of the government of Great Britain and the British Empire from just after the Second Boer War until the start of World War II
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Conseil International de la Danse, an umbrella organization for all forms of dance in the world
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Creativity and Innovation Day, an April observance
★ Center for International Development, a
think tank in the
John F. Kennedy School of Government at
Harvard University, 1998-present.
★ Common-Interest Development (such as a home-owner association or condo association); used primarily in California, United States
See also
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Cid