4C may refer to : * "4C" (''Person of Interest''), an episode of the TV series ''Person of Interest'' *

4C Array The 4C Array is a cylindrical paraboloid radio telescope at the Mullard Radio Astronomy Observatory, near Cambridge, England. It is similar in design to the Molonglo Observatory Synthesis Telescope. It is 450 m long, 20 m wide, with a second, mo ...

, a cylindrical paraboloid radio telescope at the Mullard Radio Astronomy Observatory *

4C Entity The 4C Entity is a digital rights management (DRM) consortium formed by IBM, Intel, Panasonic and Toshiba that has established and licensed interoperable cryptographic protection mechanisms for removable media technologies. 4C Entity was founded in ...

, a consortium to establish a platform for digital rights management schemes *

Alfa Romeo 4C The Alfa Romeo 4C (Type 960) is a mid-engined sports car that was produced by Italian car manufacturer Alfa Romeo. Unveiled at the Geneva Motor Show#2013, 2013 Geneva Motor Show, the 4C was initially only available as a coupé, with a spider body ...

, a sports car *

Fourth Cambridge Survey The Fourth Cambridge Survey (4C) is an astronomical catalogue of celestial radio sources as measured at 178 MHz using the 4C Array. It was published in two parts, in 1965 (for declinations +20 to +40) and 1967 (declinations -7 to + 20 and +40 ...

of Extra-Terrestrial Radio Sources *

Cape Cod Community College Cape Cod Community College, known locally as "4Cs", is a public community college in West Barnstable, Massachusetts. It was established in 1961, the second institution to open as part of what is now a 15 community college system in Massachusett ...

(4Cs) * 4/C, a proposed supertall skyscraper in Seattle, Washington *

LATAM Colombia Aerovías de Integración Regional S.A. (Acronym: ''AIRES'', lit. ''airs''), d/b/a LATAM Airlines Colombia (formerly known as LAN Colombia), is a Colombian airline. It is the second-largest air carrier in Colombia, after Avianca. It operates sc ...

, a Colombian airline IATA code *

STD-4C STD-4C or STANDARD-4C refers to a set of standards and regulations set by the United States Postal Service regarding the specifications of cluster mailbox units used in new construction. All multi unit constructions building plans submitted after ...

, a classification of cluster mailboxes defined by the United States Postal Service * 4C, a grade of afro-textured hair in the

Andre Walker Hair Typing System The Andre Walker Hair Typing System, also known as The Hair Chart, is a classification system for hair types created in the 1990s by Oprah Winfrey's stylist Andre Walker. It was originally created to market Walker's line of hair care products but h ...

* 4C, the production code for the 1975 ''Doctor Who'' serial ''

The Ark in Space ''The Ark in Space'' is the second serial of the 12th season of the British science fiction television series ''Doctor Who ''Doctor Who'' is a British science fiction television series broadcast by the BBC since 1963. The series, created ...

'' * The 4 C's or

marketing mix The marketing mix is the set of controllable elements or variables that a company uses to influence and meet the needs of its target customers in the most effective and efficient way possible. These variables are often grouped into four key ...

, a business tool used in marketing products * The 4 C's of

21st century skills 21st century skills comprise skills, abilities Abilities are powers an agent has to perform various actions. They include common abilities, like walking, and rare abilities, like performing a double backflip. Abilities are intelligent powers ...

education: Collaboration, Communication, Critical thinking, Creativity *

FourCC A FourCC ("four-character code") is a sequence of four bytes (typically ASCII) used to uniquely identify data formats. It originated from the OSType or ResType metadata system used in classic Mac OS and was adopted for the Amiga/Electronic Arts ...

, a four-character code used in software for identifying an object *

Zen 4c Zen 4 is the name for a CPU microarchitecture designed by Advanced Micro Devices, AMD, released on September 27, 2022. It is the successor to Zen 3 and uses TSMC's N6 process for I/O dies, 5 nm process, N5 process for CPU die, CCDs, and N4 proc ...

See also