"All fiction, necessarily, requires the reader to fill in the blanks. I can't describe every single aspect of this scene. No one would want to read it. I merely supply one picture at a time. The reader connects the dots to establish continuity — a plot, characters, concepts. A thousand copies of this world, each customized within each person's brain."
A particular kind of art that might have words, might be in panels, and might tell a story; you know it when you see it.
For motion comics see Limited Animation. For tropes related to these mediums, see Comic Book Tropes.
Not to be confused with the Webcomic called Sequential Art.