If you have laughed at one point or the other, you have encountered comedy, you just didn't know.As it refers to any discourse or work generally intended to be humorous 
What kinds of comedy are there?
engender very dramatic irony which provokes laughter.
Satire and political satire use comedy to portray persons or social institutions as ridiculous or corrupt, thus alienating their audience from the object of their humor. Parody subverts popular genres and forms, critiquing those forms without necessarily condemning them.
Other forms of comedy include screwball comedy, which derives its humor largely from bizarre, surprising (and improbable) situations or characters, and black comedy, which is characterized by a form of humor that includes darker aspects of human behavior or human nature
Comedy
In a modern sense, comedy (from the , "kōmōidía") refers to any discourse or work generally intended to be humorous or amusing by inducing laughter, especially in theatre, television, film, stand-up comedy, or any other medium of entertainment. The origins of the term are found in Ancient Greece. In the Athenian democracy, the public opinion of voters was influenced by the political satire performed by the comic poets at the theaters. The theatrical genre of Greek comedy can be described as a