serial

n. (also attrib.) Story etc. Published, broadcast, or shown in instalments. adj. 1 of, in, or forming a series. 2 mus. Using transformations of a fixed series of notes (see *series 4).  serially adv. [from *series]

a. Of or pertaining to a series; consisting of a series; appearing in successive parts or numbers; as, a serial work or publication.