Definition of "comics"

[bold in original] "Comics" is the word worth defining, as it refers to the medium itself, not a specific object as "comic book" or "comic strip" do."

Understanding Comics: The Invisible Art by McCloud, Scott (1993) p. 4

[bold in original] The plural of comic is typically used as a singular (as "politics" is) to refer to the entire medium or industry. Hence, "comics industry" or "comics creators."

Graphic Novels in Your Media Center: A Definitive Guide by Lyga, Allyson and Lyga, Barry. (June 30, 2004) p. 162