se·ri·al 
(sîrē-əl)
(sîrē-əl)adj.
1. Of, forming, or arranged in a series.
2.
a. Published or produced in installments, as a novel or television drama.
b. Relating to such publication or production.
3. Relating to or engaging in a series of similar acts or behaviors: serial arson; a serial procrastinator.
4. Music Relating to or based on a row of tones, especially the 12 pitches of the chromatic scale.
5. Computers
a. Of or relating to the sequential transmission of all the bits of a byte over one wire: a serial port; a serial printer.
b. Of or relating to the sequential performance of multiple operations: serial processing.
n.
A work of entertainment, as in film or literature, published or produced in installments that usually contain a narrative thread or overarching theme; a series.
seri·al·ly adv.