Class

Class or The Class may refer to:

Common uses not otherwise categorized

• Class (biology), a taxonomic rank
• Class (knowledge representation), a collection of individuals or objects
• Class (philosophy), an analytical concept which is used differently from such group phenomena as "types" or "kinds"
• Class (set theory), a collection of sets which can be unambiguously defined by a property which all of its members share
• Hazard class, a dangerous goods classification
• Social class, the hierarchical arrangement of individuals in society, usually defined by wealth and occupation
• Working class, can be defined by rank, income or collar

Arts, entertainment, and media

• Class (film), 1983 American film
• The Class (2007 film), 2007 Estonian film
• The Class (2008 film), 2008 film (Entre les murs)
• Class: A Guide Through the American Status System by Paul Fussell
• The Class Erich Segal novel, 1985
• "The Class" (song), 1959 Chubby Checker song
• Class (2010 TV series), a 2010 British television programme, broadcast on CBBC
• Class (2016 TV series), a 2016 British spinoff from Doctor Who
• The Class (TV series), a CBS sitcom
• Character class in role-playing games and other genres
• Class 95 (radio station), a Singaporean radio channel

Computing

• Class (computer programming), a fundamental concept of object-oriented programming
• Class (warez), a defunct group in the warez scene
• C++ classes, program-specific data types
• Class attribute (HTML), a feature of many HTML and XHTML elements
• Class attributes (computer programming), defining the structure of a class
• Complexity class, a set of problems of related complexity in computational complexity theory
• Java class file, the interpretable bytecode of a compiled Java program
• Pseudo-class, in cascading style sheets
• Type class, a type system construct that supports polymorphism

Education

• Class (education), a group of students attending a specific course or lesson
• Class, a course (education)
• Class, a lesson or course session, in education
• Classroom, a room where classes are held

Law and government

• Class, a group of people involved in a class action lawsuit
• Classes of United States Senators, for describing the schedules of elections for Senate seats

Transportation

• Class (locomotive), a single design of a locomotive as assigned by the railroad
• Class rating, an allowance to fly aircraft of similar design
• Classification of United States railroads:
  • Class I railroad
  • Class II railroad
  • Class III railroad
• Ship class, a group of ships of similar design
• Travel class, a quality of accommodation on public transport
• Vehicle size class, a way of classifying cars

See also

• CLASS (disambiguation)
• Klass (disambiguation)