The term
Sitcom is a contraction of "Situation Comedy". Originally, sitcoms were broadcast on the radio. Before long, they progressed to television; the Ur-
Sitcom on TV is
I Love Lucy, which pioneered many of the technical and comedic techniques used to this day, including
Three Cameras, but the first television sitcom is generally agreed to have been 1946's
Pinwright's Progress on
The BBC (all footage is lost, however).
Subgenres:
See also
Comedy Tropes.