Operator

Operator may refer to:

Mathematics

 * A symbol indicating a mathematical operation
 * Logical operator or logical connective in mathematical logic
 * Operator (mathematics), mapping that acts on elements of a space to produce elements of another space, e.g.:
 * Linear operator
 * Differential operator
 * Integral operator (disambiguation)
 * Operational calculus

Computers

 * Computer operator, an occupation
 * Operator (computer programming), a type of computer program function
 * Operator (extension), an extension for the Firefox web browser, for reading microformats
 * Operator pattern, a provisioning automation and auto-scaling strategy for Kubernetes
 * Ableton Operator, a software synthesizer developed by Ableton

Science

 * Operator (biology), a segment of DNA regulating the activity of genes
 * Operator (linguistics), a special category including wh- interrogatives
 * Operator (physics), mathematical operators in quantum physics

Music

 * Operator (band), an American hard rock band
 * Operators, a synth pop band led by Dan Boeckner
 * Operator (album), a 2016 album by Mstrkrft
 * "Operator" (Motown song), a 1965 song recorded by Mary Wells and Brenda Holloway
 * "Operator" (That's Not the Way It Feels), a 1972 song by Jim Croce from You Don't Mess Around with Jim
 * "Operator" (Midnight Star song) (1984), a 1984 #1 R&B/electronic dance single
 * "Operator" (A Girl Like Me), a 2008 song by Shiloh
 * "Operator", a 1970 song by the Grateful Dead from American Beauty
 * "Operator", a 1975 song by the Manhattan Transfer from The Manhattan Transfer
 * "Operator", a 1986 song by Little Richard from Lifetime Friend
 * "Operator", a 1993 song by Blue System from Backstreet Dreams
 * "Operator", a 1995 song by Real McCoy from Another Night
 * "Operator", a 1998 song by Miss Papaya from Pink
 * "Operator" (Floy Joy song), a song by British group Floy Joy

Fiction

 * Operator No. 5, a pulp fiction hero from the 1930s
 * Operator, a fictional group in the Ghost in the Shell series
 * Operator (2015 film), a 2015 American action thriller drama film starring Luke Goss
 * Operator (2016 film), a 2016 American comedy-drama film starring Martin Starr and Mae Whitman
 * The Operator (film), a 2000 film
 * The Operator (Marble Hornets), an entity that stalks the main characters in Marble Hornets. It is also known as the Slender Man.
 * Operator (play), a 2005 play by David Williamson

Duties

 * Operator (profession), a professional designation used in various industries, e.g.:
 * Switchboard operator, a occupation at a company offering telephone services
 * Heavy equipment operator, operates heavy equipment used in engineering and construction projects
 * Operator (military), a soldier in a special operations force
 * Operator (law enforcement), a law enforcement officer who has been trained and certified as an operator to serve on a SWAT team

Other uses

 * Operator (sternwheeler), a 1909 ship on the Skeena River
 * Network operator, a phone carrier
 * System operator, commonly abbreviated as sysop
 * Operator grammar, a theory of human language